{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229134011",
    "entityType": "User",
    "nonce": "0x685a62cf19325271775164247d7ef73992451eb41287b82a0fcf40e93cb6d106",
    "signature": "0xb33669b8d8c7436d191db558dda067832ac9da71365e5446f7aac112cac8a54e7e4d9b45bc082371e8c974397db43c54a1b0f3b9162f73329f2b2243c280dd041b",
    "signer": "0xa1F606584fdE30bB7d4BE2EbeC98A5F95E4559f4",
    "userId": "786922215"
  }
}