{
  "manageEntity": {
    "action": "Create",
    "entityId": "12456385",
    "entityType": "User",
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    "nonce": "0x54c46e5abab3202e239080b3ab12ccc6393cea30c9f02c31eb09df8ae62bbf97",
    "signature": "0xf56e1f702c87e553e71accd00d0b656b79dca2d4100eaec0624df102c84c67bb468d75d0bb8df405507035094c601b27495513bf916ea606bd11e8f43f9132d31b",
    "signer": "0xD88906d1FB1bDc2f219b6b63EFA064C13946Ee5D",
    "userId": "12456385"
  }
}