{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267813348",
    "entityType": "User",
    "nonce": "0xe23adb6b8859531dfd94f9ebfa35417e0c349da1d636f96a8dedeb6219feee99",
    "signature": "0x3c6027697baf4545195777309e9b0c1f0dfd410fa6de1b7b2b38d98ccba0406e42d13259b524abf6a7449147bdc29cd92064669e4c0cec57713645d124113b681b",
    "signer": "0x3dbd449350c4B4422bF1f34E07b505f67788a59F",
    "userId": "189881717"
  }
}