{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1260041436",
    "entityType": "Track",
    "nonce": "0x9f5b05f70099edccc794ee76b7fc1c04341d76c896c92a066874c7d16cd7c937",
    "signature": "0x12408bc2dfd9d84e23cd95430840eb5b3f9f32a1ba17a743259dc98c3773dfa52659cb6c675aff29cc7c8ca500461e56a0e5b2ed2464d9df01b985f1581d6b3e1c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}