{
  "manageEntity": {
    "action": "Delete",
    "entityId": "38934513",
    "entityType": "Track",
    "nonce": "0x2c58130be06c596fe03facdc95d1a8225538585115d6a6e7872459320b8d34a5",
    "signature": "0x4a8a3c1d225809f6800d662d6fe89d538e403a48743cf8386553c09352f9e30b65bd96a20a80c734f26f32a0adc2cd24228b32bbb8f551687e74807ee72433bb1b",
    "signer": "0x1b44567b4c201cCc88355c531dE8908a74BE0053",
    "userId": "66053"
  }
}