{
  "manageEntity": {
    "action": "Update",
    "entityId": "822919199",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x2db752e5ed589e38f7dfd7a99ffc385beaf1e70a1bfedadba700438247de4fa2",
    "signature": "0x056fe3f4163956c2d1b2e516fe63dea15ea54fd599128d8a55de4d3a02c30c4f20d1c92ddaee688c2cddbe949fd71296e4c5a6efdf117683286e690d2165dbaa1c",
    "signer": "0xaEd445a590216C3a7Bb7ea53fC73212D920584b3",
    "userId": "822919199"
  }
}