{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "236244",
    "entityType": "Track",
    "nonce": "0x0420eb05156c38a779258e205bf0c27c6894d2a05e42c3ead958cdb61ce18483",
    "signature": "0x0227875be4037b577c2794cfad198da335b466526e76147876937893cfcb51c810537202d3eb63a0c63879545fd927e606bc18148fc908c20970f2ea319cff821b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}