{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xa6dd4bc5d1b7daa90001434f92b3f5acd74971e7f2a834cd1bc6afdc99cb0f73",
    "signature": "0x9175500672aa7751ac4852eaf2e6cf58647ab4b38b7eaa58e88a94d5227309450193af0c9d9312629620aa38dac7e809bf01ed7d295fac685789552a73d5f1d01b",
    "signer": "0x300423EEd60e9415B74AE116134A1dCa8676Ec2a",
    "userId": "1633"
  }
}