{
  "manageEntity": {
    "action": "Update",
    "entityId": "825086537",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1498a897fc74a5ee2ed09761c9c6e31764eca71b0a5a7ed94e410e79c5af85a3",
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    "signer": "0xf83196497D22153b4A785C0a098e0D950Eb36734",
    "userId": "825086537"
  }
}