{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x626e44bb1a0b6bfc5590fa0bfbfca098a7c681b1559ed48b0d265d35f4d03a11",
    "signature": "0x4c4fd265c700b8d6056f243a75d5b77f6e89a9de31531086794a756b3ea63f5370f32c7c5e5da21bf0202979d07f7604b092dc848aacfa9e6df7478cad774a0f1c",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}