{
  "manageEntity": {
    "action": "Update",
    "entityId": "33641458",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x8a768b629221823f8781512dc809898ea2d277df25510501cae2c5f79b3d9115",
    "signature": "0xc382763310d3f81df271226ab0478f54ee233c14aed3b6be46ff02306b73161f794c9d0e9b989b27058a740e94f0759fbb47862d46b07ccb15c71fd8d885bf911c",
    "signer": "0x3abD2Ab0E86E439F2c9F25bC848152f0CA2F98E8",
    "userId": "33641458"
  }
}