{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1833052",
    "entityType": "User",
    "nonce": "0xa17342f6a9f076d453749c9a1dc663446039e7206c974575fa7abe8123a5851e",
    "signature": "0xdcae93a55cdf70cbf930373f52897a0a55c8be8155fefb501916b103bbdb73471f5ce0347a7069ca827978a83722ecffdd9ec2b793f5ae8a55e8cd228dad63231b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}