{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "2116679177",
    "entityType": "Track",
    "nonce": "0xe8869a2528fa109df4ca7210727d624aae959671cd74713ea91084e58675189f",
    "signature": "0xb2ed42afe45220bc98207016a583a2d9f8e886b1a9ee74189876a060eaf062d46723408e47dbc740809fbcce1c07043d279832d706997517eca6225b7deacb361b",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}