{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "988934176",
    "entityType": "User",
    "nonce": "0xbb2385bfb1ed06f948bddb75dfac6bfeeb90c08a3cc49d16b9684927e2a6bf52",
    "signature": "0xe2fb4104e2776892a90573da3f703717bf5f85cbbce7b5f8f160a68b39e4476573b773120d8d0eb8695b7ca45d2fe858644adfe5854b0904e4d3d55dd752e9b11c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}