{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x434b1e6363108643e00ac458854da7168cfcfde42d3626c977a607cb7f78ac95",
    "signature": "0x5f0a41dde0908ffa36a9db7fd3901112b4436b5c9db4f69aba5a8ad387700be04f4fb4a325f88348a182f777dfa8681b0bb50cd02231143c8bb39d2674b9f57b1c",
    "signer": "0xAb74269b4Cd5892c97eACCAf5FCb7B0D78d50b35",
    "userId": "242893136"
  }
}