{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "4281",
    "entityType": "Playlist",
    "nonce": "0x1091a39a9a227017ee96d3c900184745e5186bfb8c7c115bbff70d4e76679656",
    "signature": "0x82b7ea75b1d09f82342f3d2efd45220bb6e1df48687ada40eaa182000f37ce6a671df30e43721493ff88098e169fab544f3cfaa8bbfaea12a453e0cbb11754981b",
    "signer": "0xD449c8DFa572fEED5a806cBc774F686025Cc7AC9",
    "userId": "111392384"
  }
}