{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370058",
    "entityType": "User",
    "nonce": "0x9917230143b6b4d8aa35f1fa16d6fec552651cbcce84226b6bff8799f48a1708",
    "signature": "0x3bf0cdc65dc8e0175dcf99e7abe5cb14050cf89c5012217c74639dc31971f0273e5d3e56acf3585bb0af3f63c0c1beeb60adc71704db35b3ab9513aaeeecf44d1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}