{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118859",
    "entityType": "User",
    "nonce": "0x18829dc6377994a579f5406bc7518fa11f2b7fc7191b088328f356d884208a21",
    "signature": "0x9196fecb251a9f89fa143356718131be4baf8e8fca15280fa710adf65059bcad6d728dcce21764e388e06b98ac5c3de4b25ce1769798b8aa01c882a5514d4cb81b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}