{
  "manageEntity": {
    "action": "Create",
    "entityId": "407050779",
    "entityType": "User",
    "metadata": "{\"cid\":null,\"data\":null}",
    "nonce": "0x40cdb3a1a1cd3ef09673ea7c9d7ef56803727fc85b311cb68f9ebe0fbe89aebd",
    "signature": "0xf38e940b6c88fa3d804fef00066c1209c03985508ccd5115e393c4957167e1625406601ebde2315ed2650377358331cf0a82d808d2fa3a7d19987919a47e7d3c1c",
    "signer": "0x7d7E463354B642Eed2Ecd9b54045D1128C668655",
    "userId": "407050779"
  }
}