{
  "manageEntity": {
    "action": "Create",
    "entityId": "453682523",
    "entityType": "User",
    "metadata": "{\"cid\":null,\"data\":null}",
    "nonce": "0x7a7ea7c91690e475e445a69fb18cc5e1c87d1f9e7d2666e10340d5582dd78a34",
    "signature": "0x43cdbbdba39d48185e0334fe69417075b5115eace59590990a3fb5f5d86814ea3e4e8d57fb4f021c64d57fcd4448f84a84442d436c6f6e51f764dab432f021b81c",
    "signer": "0xaCF8f673423Bb51A44344Bf20eDE293983745761",
    "userId": "453682523"
  }
}