{
  "manageEntity": {
    "action": "Update",
    "entityId": "245353825",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierabej4okfe5h3pfxv76kwyr32zlm3vbapphzxuidiok7663oojzwbq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":97962595},{\"type\":\"playlist\",\"playlist_id\":2107691050},{\"type\":\"playlist\",\"playlist_id\":1028089990}]}}}",
    "nonce": "0x04742f7975b4fb2caa2f0c2f120d5868a5f7954981b39d2696a92ce312d26359",
    "signature": "0x2bcb1ea0fbcc9c0539f98a878ffe6c88f9f0cc48209cd090be5d8d69b2dbdffa2cb95cd0094b7f0f9261622a02aad0e38f5f5189c0fa92c7af58740bc5cc25db1c",
    "signer": "0xC2705569340ff0ca9662D089D4D9E81c0EB1d95c",
    "userId": "245353825"
  }
}