{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18932",
    "entityType": "User",
    "nonce": "0xe5a3230a057a6ac8e229009b14befa051dcd69247203397f894ac78094899037",
    "signature": "0x6c1a48efc3edff62d226c8f091afacfecb2803bb7db1eaa2fc2befb1eb2dc1bd5472f80d0a6ae605b982d2854b81869f81f94d379048a7300d92e16e54de5e971c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}