{
  "manageEntity": {
    "action": "Create",
    "entityId": "490500484",
    "entityType": "User",
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    "nonce": "0x67b8b30280fbbb538f07f5dfcb1b476bb9ca24dd77c5215fa9492c96c8f2182c",
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    "signer": "0xD89f219e19FbaAF56e3c55746A5B2d47209000F2",
    "userId": "490500484"
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}