{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "380579",
    "entityType": "User",
    "nonce": "0x6271f90e1061b55e9ae5633333b45e66db2120217c8cf2bb9bff371fc536d5dc",
    "signature": "0xcd2c7377486743f277f8a51f343f6d6f603c3c17eaabbb1d95ef90b29375cdde372ff05f8ad6ba9db055fcd653bafa20a5a80b88556229fbfca998cb4e09d5fb1b",
    "signer": "0xe2d5dc854661276F91ac9193d716a22d85a0A408",
    "userId": "610082448"
  }
}