{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7211edcf70f31dd7f160d5715090abb273126cd52dd7aa6b9b872b1c088b163b",
    "signature": "0x6c18a0de3c6b656bd790740d0de8523b8cbdd8b8a85b63351444fe10705d2c9d1036e6c70ec10e48501e449079b1410cafe40d945be1b21d5c24527ad4d112021b",
    "signer": "0x7173743A42637B8FCa1dB2218B9828Fa14b3995C",
    "userId": "763221081"
  }
}