{
  "outcome": "CHECKPOINT_RECORDED",
  "checkpointId": "checkpoint_example_01",
  "sourceKey": "example-payments",
  "dataset": "TRANSACTIONS",
  "sequence": 4,
  "completeFrom": "2026-07-01T00:00:00.000Z",
  "completeThrough": "2026-08-21T12:00:00.000Z",
  "observedAt": "2026-08-21T12:00:01.000Z"
}

{
  "outcome": "CHECKPOINT_RECORDED",
  "checkpointId": "checkpoint_example_01",
  "sourceKey": "example-payments",
  "dataset": "TRANSACTIONS",
  "sequence": 4,
  "completeFrom": "2026-07-01T00:00:00.000Z",
  "completeThrough": "2026-08-21T12:00:00.000Z",
  "observedAt": "2026-08-21T12:00:01.000Z"
}

{
  "type": "https://karsa.app/problems/invalid-request",
  "title": "Ingestion Rejected",
  "status": 400,
  "detail": "The request did not match the ingestion schema",
  "code": "INVALID_REQUEST",
  "requestId": "req_example_01"
}

{
  "type": "https://karsa.app/problems/authentication-required",
  "title": "Ingestion Rejected",
  "status": 401,
  "detail": "A source-bound bearer credential is required",
  "code": "AUTHENTICATION_REQUIRED",
  "requestId": "req_example_01"
}

{
  "type": "https://karsa.app/problems/resource-not-found",
  "title": "Ingestion Rejected",
  "status": 404,
  "detail": "A referenced source resource was not found",
  "code": "RESOURCE_NOT_FOUND",
  "requestId": "req_example_01"
}

{
  "type": "https://karsa.app/problems/source-checkpoint-regression",
  "title": "Ingestion Rejected",
  "status": 409,
  "detail": "A source checkpoint cannot move backwards",
  "code": "SOURCE_CHECKPOINT_REGRESSION",
  "requestId": "req_example_01"
}

{
  "type": "https://karsa.app/problems/future-effective-at",
  "title": "Ingestion Rejected",
  "status": 422,
  "detail": "Future-effective scheduling is not supported",
  "code": "FUTURE_EFFECTIVE_AT",
  "requestId": "req_example_01"
}

{
  "type": "https://karsa.app/problems/rate-limited",
  "title": "Ingestion Rejected",
  "status": 429,
  "detail": "The ingestion source exceeded its configured rate",
  "code": "RATE_LIMITED",
  "requestId": "req_example_01"
}

{
  "type": "https://karsa.app/problems/ingestion-internal-error",
  "title": "Ingestion Unavailable",
  "status": 500,
  "detail": "The ingestion request could not be completed",
  "code": "INGESTION_INTERNAL_ERROR",
  "requestId": "req_example_01"
}