{
  "manageEntity": {
    "action": "Download",
    "entityId": "258247",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Tizayuca\",\"region\":\"Hidalgo\",\"country\":\"Mexico\"}}",
    "nonce": "0x6561444aed2f142aed704368ebaf0e0942f92ada0a98e0a6193db874fd97a782",
    "signature": "0xb2dde34455da260cfe86cca88e2affc3948a82f1b4c2b18def2a0d569375edda75dae9236a5bb8b83214c9a31a612bca9521d694c38765bca3ff3d0db8f44bae1c",
    "signer": "0x198b96a7042c79979F37b43814A878D6aEfd8C2e",
    "userId": "315069263"
  }
}