{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "79605",
    "entityType": "Track",
    "nonce": "0xd28d9a9f0b317115ad5574dad65af8e84e7d598e5ce291f914b88efeedbe6063",
    "signature": "0x873f76e30650ebe0b6a89761109a2f8986121618390d30397f11e51dc4a62cb655b61d8efc40900d8dcf747a75371a95046965bf351d76ba4354641ec4f25ac11b",
    "signer": "0x5abad058d33E1C0C0A69d85BA3181678C1721765",
    "userId": "632918751"
  }
}