{
"manageEntity": {
"action": "Unsave",
"entityId": "695168731",
"entityType": "Track",
"nonce": "0x2204216d23ea476784b046546defb8549223cde866989ab57e7c7e8bfbce1f2b",
"signature": "0x99278c89dd794253e721f03df60ab7bcb136849c5f98035b2571187a9838991111e932cb30124f39fd22d5ec4925353c294e96dfd0bde8b7ba111211ba74e6301b",
"signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
"userId": "490478463"
}
}