{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1585385710",
    "entityType": "Track",
    "nonce": "0x8ef47e452c72bd775ccbe7be2d8ab8c046da5e957675b2d68ff8bf90ee307aad",
    "signature": "0xee841dc05a9990cc0e31376322f41344d0839a2ed79ed0ccd35a51e5bce05200547440ffc1a11e2d7f9b50ea03f0484bc41f8220920670c94afe445fd1c930421c",
    "signer": "0x406e72F6E0477C3f341Eba89411b7939AEF4533B",
    "userId": "50722"
  }
}