{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102006",
    "entityType": "User",
    "nonce": "0x9e860f4e945ddaefb8841289d3f570d033a4956a8a122ab45365f9ce83d56540",
    "signature": "0x8323453d8a89c8d6ad5b0cc9b6ab960850372f6302eafa7f7f7b7f3e3124b67c3fd95128f4203fabafbecbee52d971897911e64d450e0a4f1111fea6cd46482b1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}