{
  "manageEntity": {
    "action": "Update",
    "entityId": "798794227",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x035fd41a658dc72475dc19b121f07ebd92af75a664a019c6a60dc1246d921bc2",
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    "signer": "0xDAC0EDfa3a302b40809d62147c5b5b6Db1b7d768",
    "userId": "798794227"
  }
}