{
  "manageEntity": {
    "action": "Download",
    "entityId": "1217971634",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{}}",
    "nonce": "0x7b74b1ddf256de21fee9101f6563e5681fdb8dec969caa58e23f5e500c7dd5f8",
    "signature": "0xa58eb47acd7d8356fda41dbcdbf4b73d93e12ba71ce2af98a6d57e614d91220351edea983c16329d27a9f8695ff0cb526636cdb4513503e44798bedae4a82bf31c",
    "signer": "0xf3BcA53FBA265774b7d4cd806361400e3c5F3526",
    "userId": "716430369"
  }
}