{
  "manageEntity": {
    "action": "Update",
    "entityId": "368540364",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraz3ldy4e2kxmefsvlatrhhlkpqwlq7d7wnz3hlvhvzhvx6ajjls6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":23746812}]}}}",
    "nonce": "0xe68a2a097fe65305e96dfb63d6c6ddfe3ac858b25b6c13e00219b37ce6060070",
    "signature": "0x65cc796e4147aeeab051275feae69bc2dbb07aef90b87c507cafb017c5706b454f2cec9dbd37f5076542175503db62e0876b16d238ef721855af7befe736f10a1c",
    "signer": "0xaA6C386d1cAB51f0Cf347DB689752b0BEB084636",
    "userId": "368540364"
  }
}