{
"manageEntity": {
"action": "Save",
"entityId": "1044057622",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0x81c5da9a17aac702882383e9773f6b383c286aac6dd5fbc4ac2382a335056d9b",
"signature": "0x420abd0ea59f55e63a3159a32783a4a8b16de0bb926b362a2f6ba94dbf282fd3507a2c3f962b782e364ee7daf0e494850b1c357b84fa605571275bf63568e0421c",
"signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
"userId": "714646433"
}
}