{
  "manageEntity": {
    "action": "Delete",
    "entityId": "687570",
    "entityType": "Track",
    "nonce": "0x416f4268f62003bc20e3ad9ed1360a6fdc76abdddcaaebdd54997b984c7f180f",
    "signature": "0xf544575f32b84836d7a958084bf1f86b8ff50c02decbc6aeea9ca2d8ff3d1b83044ff568130fdd36af87d38dfb5000c880d23c09437bd4ec34432df21c0fbc001c",
    "signer": "0xeaB5bA915CD70ea5eE28B718C5b7315ae94Fa9D6",
    "userId": "109957"
  }
}