{
  "manageEntity": {
    "action": "Update",
    "entityId": "94373661",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x62d20e11aefe285468e005630cf63e91f86cad5c5e5e59aae13cb2cec11b5a87",
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    "signer": "0xD704cf2494FDC782BE576d0b385143fdE2D2a57D",
    "userId": "94373661"
  }
}