{
  "manageEntity": {
    "action": "Update",
    "entityId": "60730085",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1779a0b6838574d0dc089b5d80c3b050d974e593b7e253c07f32b7702aa683ee",
    "signature": "0x870d646790b47d71bc3c224a7c9ce60f0931699bb119544185ae1df3cb1c091f5dd35c0128e8b7bf0eb8777cb7a864c6535adf4296478f0b21112b7b21fa74cb1b",
    "signer": "0x4aAcD7111AAC42E77259a6cc44Bc93dc074A476B",
    "userId": "60730085"
  }
}