{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114536",
    "entityType": "User",
    "nonce": "0x3485db158323bd4172b6340be353be714ba8a1797fafd74ff524e9d6b234fbde",
    "signature": "0x99315b51955d59134a348ece9876b7739756a3f36266a16e7bd0cc48fcae18f32a06db8d0dfeaa50c84de9fdbcc603f5b2110f574e6dffde5fadad60ba36fef81c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}