{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40717",
    "entityType": "User",
    "nonce": "0xa2a0eb94876e1684d770b85c0a127a239d281f24e2b4b7338060433e7f685522",
    "signature": "0xe82923030e9fdc335d3184b3e05a60316daf7a58ec229ccdd5abb347e059f6255f1a35ce607409cb02cdf01be5bebe2bd7a310766c25a11fcd474758856b4d731c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}