{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "791039136",
    "entityType": "User",
    "nonce": "0x2648606448ecf19d2fb42238bc70ed967424dadd2b4fad866fae023b901e9311",
    "signature": "0x8a40904fa9e7e9c0e5f687d3a187fad9cd81ba3477ce0f79b57bc62e2bd9d69a2f4d180d96689a51e84daafef72e40c6c9d8e53920d560381865e914a38a56751b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}