{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60685",
    "entityType": "User",
    "nonce": "0x393959f37ec6638b27df8117acb9090e699ea6f6d17736ae678367d77c61c667",
    "signature": "0x7c71f836e6727f90bf3bd059302d48d9245e61ccabd7685a3063edce7b4cf6505480a1c8559702b2f6ffb5e0467e22658a05555387ab46e4702d93c84d4bc8671c",
    "signer": "0x5aeCC1AFF37a5BA2FEE40cF4dd6357A86DE23D42",
    "userId": "950958674"
  }
}