json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "type": "object",
      "title": "Zenodo SIPStore Agent GitHub Client Schema v1.0.0.",
      "description": "User agent information making the SIP.",
      "id": "http://zenodo.org/schemas/sipstore/agent-githubclient-v1.0.0.json",
      "additionalProperties": false,
      "properties": {
          "$schema": {
              "type": "string"
          },
          "user_id": {
              "description": "Zenodo User ID",
              "type": "integer"
          },
          "github_id": {
              "description": "GitHub user ID",
              "type": "integer"
          },
          "email": {
              "type": "string"
          }
      }
  }