{
  "manageEntity": {
    "action": "Update",
    "entityId": "735008058",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera56baxe3epnvvahffzlvt7hefnal3mp4yn2tduuh6tjmz5enjveqq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":800667846}]}}}",
    "nonce": "0xaf9b72c1caecfc203b6d463f92478b70ccfe6b18e732ed264bbeb506c0d424c6",
    "signature": "0x73fb9120743047defe5d7566975326c93f77e2a347ca9170392be08f6aacbd7e10286ec231729c585b90aa754e31b877912ec8986b7b7d23cb16c10f4e88bd9a1b",
    "signer": "0x9F44CF8C40Bd7f9889B18f47B03d4b6E52c0E1Fe",
    "userId": "735008058"
  }
}