> This page is for Cash App Pay Partner API.

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.cash.app/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.cash.app/_mcp/server.

### Schema (`response.body`)

```yaml
openapi: 3.1.0
info:
  title: API
  version: 1.0.0
paths:
  /metadata-schema-test:
    get:
      operationId: subpackageSchemas_get-metadata-schema-test
      summary: Get Metadata Schema Test
      description: Hidden endpoint to document Metadata schema structure.
      tags:
        - subpackage_schemas
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/schemas_GetMetadataSchemaTestSchemasResponse
tags:
  - name: subpackage_schemas
servers:
  - url: https://api.cash.app/network/v1
    description: Production
  - url: https://sandbox.api.cash.app/network/v1
    description: Sandbox
components:
  schemas:
    Metadata:
      type: object
      additionalProperties:
        type: string
      description: >-
        Freeform key-value pairs of arbitrary data associated with this
        resource.


        Keys and values must be passed as strings and not contain any personally
        identifiable information (PII).


        Min keys: `0`

        Max keys: `50`



        > Note: Nested keys are not supported.
      title: Metadata
    schemas_GetMetadataSchemaTestSchemasResponse:
      type: object
      properties:
        metadata:
          $ref: '#/components/schemas/Metadata'
      required:
        - metadata
      title: GetMetadataSchemaTestSchemasResponse

```

**`Example`**

```json Example
{
  "my-meta": "meta-value",
}
```