{
  "manageEntity": {
    "action": "Delete",
    "entityId": "342358030",
    "entityType": "Track",
    "nonce": "0xfe578b0ac6025d7034177c754504baccf53464c051747e96dee4380d1fa4bd53",
    "signature": "0x42abdc4956a457588ff28e0b22fedce06221c8c109a5ad9e9d08746b9c1987f81e92279dab0cb8426c33c6ba7677f6d0e5669b77845703a4805d5019ccaa36281c",
    "signer": "0x32463b19334262ad5409997DF73e02B03f287B25",
    "userId": "778999407"
  }
}