{
  "manageEntity": {
    "action": "Create",
    "entityId": "387680407",
    "entityType": "User",
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    "nonce": "0xb830513baea94b8aacf31b6757f03b1e31bf8d8e7f1e7d902411c0cffe927ea5",
    "signature": "0x5b849840edaa33c76b5dd30167a09db1497b85471dfa8aae5a23c245564e0ad835e0a5d1c3ad37b9b30ac3c42af6119720b1e61677992fa29c59560d6ccf28801c",
    "signer": "0xFf41F99020d8F1233aCcCAAba96B21eEb5AadA30",
    "userId": "387680407"
  }
}