> ## Documentation Index
> Fetch the complete documentation index at: https://docs.paywise.de/llms.txt
> Use this file to discover all available pages before exploring further.

# Get payment

> Read-only top-level payment collection.



## OpenAPI

````yaml /api-docs/case-management-api/openapi.json get /v2/payments/{id}/
openapi: 3.0.3
info:
  description: >-
    Submit orders and manage their complete lifecycle through the current API at
    the `/v2/` HTTP path.
  title: paywise Case Management API
  version: current
servers:
  - description: Production environment
    url: https://api.paywise.de
  - description: Sandbox environment
    url: https://api-sandbox.paywise.de
security: []
tags:
  - description: Submit orders and manage them until acceptance.
    name: Orders
  - description: Stable claim resources and their current relationships.
    name: Claims
  - description: 'Accepted cases: state, published history and documents.'
    name: Mandates
  - description: Debtor master data reused across orders.
    name: Debtors
  - description: Payments reported by you and booked by paywise.
    name: Payments
  - description: Files attached to claims and other resources.
    name: Documents
  - description: Collective statements (Sammelabrechnungen).
    name: Statements
  - description: Per-case statements (Aktenabrechnungen).
    name: Single mandate statements
  - description: Webhook endpoints and their signing secrets.
    name: Webhooks
  - description: Delivery log and redelivery of webhook events.
    name: Webhook deliveries
  - description: Ordered feed of the events webhooks deliver.
    name: Events
  - description: Reference catalog of legal forms.
    name: Legal forms
  - description: The authenticated credential and its context.
    name: Info
  - description: Rate-limit headroom of the credential.
    name: Usage
  - description: Availability of the API.
    name: Health
externalDocs:
  url: https://docs.paywise.de/api-docs/case-management-api/introduction
paths:
  /v2/payments/{id}/:
    get:
      tags:
        - Payments
      summary: Get payment
      description: Read-only top-level payment collection.
      operationId: get-payment
      parameters:
        - description: >-
            Required when a Partner key calls the Case Management API; rejected
            for direct Case keys. Contains the entitled paywise company UUID.
          in: header
          name: X-On-Behalf-Of-Company
          schema:
            format: uuid
            type: string
        - description: UUID of the payment in this request.
          in: path
          name: id
          required: true
          schema:
            format: uuid
            type: string
        - description: >-
            Return 304 with an empty body when the current `ETag` matches one of
            the supplied validators (or `*`).
          in: header
          name: If-None-Match
          required: false
          schema:
            type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PaymentRead'
          description: ''
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            ETag:
              description: >-
                Strong validator of this representation. Send it back as
                `If-None-Match` to skip an unchanged re-read (304) or as
                `If-Match` on PATCH/PUT/DELETE to fail with 412 when the
                resource changed.
              schema:
                type: string
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
        '304':
          description: 'Not modified: the `If-None-Match` validator still matches.'
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
        '401':
          content:
            application/json:
              examples:
                authentication-error:
                  value:
                    code: not_authenticated
                    detail: Authentication credentials were not provided.
              schema:
                $ref: '#/components/schemas/Error'
          description: Standard error response.
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
        '403':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: Standard error response.
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
        '404':
          content:
            application/json:
              examples:
                not-found-error:
                  value:
                    code: not_found
                    detail: The requested resource was not found.
              schema:
                $ref: '#/components/schemas/Error'
          description: Standard error response.
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
        '429':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: Standard error response.
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            Retry-After:
              description: Integer seconds to wait before retrying a throttled request.
              schema:
                minimum: 1
                type: integer
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
        '500':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: Standard error response.
          headers:
            Cache-Control:
              description: >-
                Cacheability directive. Authenticated responses use `private,
                no-store`; the legal-form catalog may use `private,
                max-age=86400`.
              schema:
                type: string
            X-Paywise-Environment:
              description: Environment that produced the response.
              schema:
                enum:
                  - production
                  - sandbox
                type: string
            X-Paywise-Request-Id:
              description: >-
                Fresh server-assigned correlation id for this response.
                Caller-provided request ids are ignored.
              schema:
                format: uuid
                type: string
      security:
        - caseBearerAuth: []
        - partnerBearerAuth: []
components:
  schemas:
    PaymentRead:
      description: Read representation of one reported payment.
      properties:
        amount:
          allOf:
            - $ref: '#/components/schemas/PaymentAmountRead'
          description: Amount received.
          nullable: true
          readOnly: true
        claim:
          allOf:
            - $ref: '#/components/schemas/PaymentClaimReference'
          description: Claim to which the payment was reported.
          nullable: true
          readOnly: true
        created_at:
          description: Time at which the payment was reported.
          format: date-time
          readOnly: true
          type: string
        id:
          description: Stable identifier of this reported payment.
          format: uuid
          readOnly: true
          type: string
        mandate:
          allOf:
            - $ref: '#/components/schemas/PaymentMandateReference'
          description: Accepted case containing the claim.
          nullable: true
          readOnly: true
        metadata:
          description: Stored metadata entries; duplicate types remain separate entries.
          items:
            $ref: '#/components/schemas/LegacyMetadataRead'
          readOnly: true
          type: array
        updated_at:
          description: Time at which the payment record was last updated.
          format: date-time
          readOnly: true
          type: string
        value_date:
          description: Date on which the payment was credited.
          format: date
          readOnly: true
          type: string
        your_reference:
          description: Your reference for reconciling this payment.
          nullable: true
          readOnly: true
          type: string
      required:
        - amount
        - claim
        - created_at
        - id
        - mandate
        - metadata
        - updated_at
        - value_date
        - your_reference
      type: object
    Error:
      properties:
        code:
          description: Machine-readable error category.
          type: string
        detail:
          description: Short human-readable summary of the error.
          type: string
        errors:
          description: Field-level validation errors, when applicable.
          items:
            $ref: '#/components/schemas/ErrorItem'
          type: array
      required:
        - detail
        - code
      type: object
    PaymentAmountRead:
      properties:
        currency:
          description: Currency of the payment.
          readOnly: true
          type: string
        value:
          description: Amount received, expressed with two decimal places.
          format: decimal
          pattern: ^-?\d{0,14}(?:\.\d{0,2})?$
          readOnly: true
          type: string
      required:
        - currency
        - value
      type: object
    PaymentClaimReference:
      properties:
        document_reference:
          description: Invoice, contract, or source-document number of the claim.
          nullable: true
          readOnly: true
          type: string
        id:
          description: Identifier of the claim receiving the payment.
          format: uuid
          readOnly: true
          type: string
        your_reference:
          description: Your reference for the claim.
          nullable: true
          readOnly: true
          type: string
      required:
        - document_reference
        - id
        - your_reference
      type: object
    PaymentMandateReference:
      properties:
        id:
          description: Identifier of the accepted case receiving the payment.
          format: uuid
          readOnly: true
          type: string
        reference_number:
          description: paywise case-file reference number.
          readOnly: true
          type: string
      required:
        - id
        - reference_number
      type: object
    LegacyMetadataRead:
      description: Stored types may predate today's resource-specific input choices.
      properties:
        type:
          description: >-
            Stored metadata type; historical values may be outside today's input
            enum.
          readOnly: true
          type: string
        value:
          description: Stored metadata value.
          readOnly: true
          type: string
      required:
        - type
        - value
      type: object
    ErrorItem:
      properties:
        code:
          description: Machine-readable field error code.
          type: string
        field:
          description: >-
            Path to the field that caused the error, using dots for objects and
            brackets for list indexes, for example `claims[0].amount`; null for
            an error without a field path.
          nullable: true
          type: string
        message:
          description: Human-readable explanation of the field error.
          type: string
      required:
        - field
        - code
        - message
      type: object
  securitySchemes:
    caseBearerAuth:
      description: >-
        Company-bound Case Management API key — the standard credential for this
        API.
      scheme: bearer
      type: http
    partnerBearerAuth:
      description: >-
        Partner API key acting for one entitled company; every Case request must
        then also carry the X-On-Behalf-Of-Company header.
      scheme: bearer
      type: http

````

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