{
  "manageEntity": {
    "action": "Update",
    "entityId": "266083984",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x0a641afe33301f28e392d73eeb8b6fbe323540b1513c4493bd769d13186b8307",
    "signature": "0x60c4fc53b4870dcf24366a9595cef6886349d3d4397a6885f2b93d8da80a863669a478b40298ec5f48074f74f7fa4abd79022f8abbd6f591e181df698e7a7ce21b",
    "signer": "0x10b1aA99f4d45f4F9480B286ef4D17f24dA48057",
    "userId": "266083984"
  }
}