{
  "manageEntity": {
    "action": "Update",
    "entityId": "132087202",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xfc921dde598f51e8a2de95f8b104a1870cbf741185c8d4ccab188083cbc9c2e2",
    "signature": "0x69b0433f9c4453c58d5efc6fcc4be78c56a5fd24b8222a436a1a57b89d8be0b670839e0162c2d172eca26306f13fd5556408c9c4d8c8f1aabaabf1069f3337581b",
    "signer": "0x81f60DEAd0cdA833Ad17fe7Ddd37b36E62630205",
    "userId": "132087202"
  }
}