{
  "manageEntity": {
    "action": "Update",
    "entityId": "696810334",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierairyxbf7mav7rqz43touo75jxff53drbl6lsss4f2s5mfb5spp5sq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":675108466},{\"type\":\"playlist\",\"playlist_id\":360809258},{\"type\":\"playlist\",\"playlist_id\":1540714389},{\"type\":\"playlist\",\"playlist_id\":1742432356}]}}}",
    "nonce": "0xe00ca8cc1014069af0bb8c357940e3857f6e680c7b19f5725fa72a2514bd802b",
    "signature": "0x69a7d51e025eb0fd0b515a90b916d33c065ceaa5d3bb0aea49f40007f5de75af4a760135a7dfe0ac4ec35c88159747d5db400581e44540228f08343180581d0f1b",
    "signer": "0x6bFdA7F67147F3B5a1029c91BF1574cC86EC9e5F",
    "userId": "696810334"
  }
}