{
  "manageEntity": {
    "action": "Delete",
    "entityId": "726440083",
    "entityType": "Track",
    "nonce": "0x0f89ca7915e406d3004d8244603c1b7e206cb6febdb65c95edd2a8ca78fb7734",
    "signature": "0x018ebbbaaa250631f75527c80ed2f02650baa4b9d52f73b954e00c5e478905cf08133a4e58fb16331f3beb9c95f05a8221cbb6266df5ce218687d20eeb056f641c",
    "signer": "0x1DAE2f67411425Ea8f5eF5873622df905e59d83D",
    "userId": "410756960"
  }
}