{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "846934122",
    "entityType": "User",
    "nonce": "0x2b52c015b6ed57d3d3805fb50b235143a6d187a76c4437ae6f234aeb94362d12",
    "signature": "0x03ffa0e272bb5aa17aad25323123e16ed4e6f6731db9103d57f35203627a660934f79f01d3d166b3bd98957869ab2cc7ce232837f7999d67ea9f511ba506d2871b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}