Retrieve a member

{  "id": "member_b6n9m2k5j8h1g4f7d0s3a6q9",  "organizationId": "org_w5xk2e7q0lzv3n8b1c4d6f9g",  "role": "admin",  "userId": "user_k3m8q1z6v9c2x5b7n4w0e8r1",  "email": "grace@example.com",  "name": "Grace Hopper",  "source": "creator",  "createdAt": "2026-01-12T10:00:00.000Z"}

{  "error": {    "type": "invalid_request",    "code": "string",    "message": "string",    "param": "string"  }}

{  "error": {    "type": "unauthenticated",    "code": "invalid_api_key",    "message": "This secret key is not valid."  }}

{  "error": {    "type": "permission_denied",    "code": "permission_denied",    "message": "Insufficient permissions."  }}

{  "error": {    "type": "internal",    "code": "internal_error",    "message": "Something went wrong on our side. Try again, and contact support with the Request-Id header if it keeps failing."  }}