{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "4281",
    "entityType": "Playlist",
    "nonce": "0xbe41c33cce8fced403313fe20557e442bab4aeebaa81038e235bc7067d6a02dc",
    "signature": "0x786bba487f8458ddd3692bbd8dc2b4eaa6f63c17a6dca803fe930f70ef21f55a4c94fafbcc348941177e6cb1440bb5825882b18dd6039d2dfb0e0e95fb69f34d1c",
    "signer": "0xf9D7fB9Ed07a3Cd3e224170e6807926B5b5E07AC",
    "userId": "616706528"
  }
}