{
  "manageEntity": {
    "action": "Update",
    "entityId": "94178317",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierapyrfpumkhhm56qabjcodvsgwtbiqd5fnprj4gxhlwlfxfs72nwva\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1054293856}]}}}",
    "nonce": "0x725c632f8497ae58895366dce9466af9cbf0c88b64cf4b162865920e80878337",
    "signature": "0x13bc41142ca92f941d2291f7692aef0b4351841eb67aac5e05d41229ac2e2569223512b6cef441723d0c6d02916f322828a408da69d7d7c3346f275b75ae46481c",
    "signer": "0xb2E59E0cAb08452e1760739D80B409Ba8849B2F5",
    "userId": "94178317"
  }
}