{
  "manageEntity": {
    "action": "Update",
    "entityId": "58600206",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x0c09b0882c86fb5aa59dd00b9c9f49f1b8c887970b93e446c8f70a4dace6f9ff",
    "signature": "0x7e40822001ae33baf91f75ac140e36bb74d80fc1fdd1485829d602874997a04e73acb819ee5f5d20f099eceff43addda2c97cd4b89be31ede2a9ea3322e01d811c",
    "signer": "0x7D89eD1c2C9744b86AE1D1301E8F342289D2f3cB",
    "userId": "58600206"
  }
}