{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159467",
    "entityType": "User",
    "nonce": "0xddb82178ac6625f77042873307904cf3cea4df8239808d6ad955da700edd2a66",
    "signature": "0x826c5f571cbc182e10483d39412deeedec1f0e6199615d559aea83cf34045cdc634447dcde2a26b030750abfde5dac449356b1a4097cc1cab68fa6479b6f35c71c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}