{
  "manageEntity": {
    "action": "Create",
    "entityId": "819530730",
    "entityType": "User",
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    "nonce": "0x4a5c9b1c7b3e1297cf06a0bb20bef7306d693887466bf3f013137da58780e403",
    "signature": "0x1647802e90e5a31b865fd770e89495ced4646c488f0fec63c0b02519883631e53992cf03f48dcbe640b51209c21f0b45bb9a22304692ea845542d256b1b519421b",
    "signer": "0xa5Ca6c6a8CDe087d3F6DDc71f2745F9787FED97C",
    "userId": "819530730"
  }
}