{
  "manageEntity": {
    "action": "Download",
    "entityId": "1300969516",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Laredo\",\"region\":\"Texas\",\"country\":\"United States\"}}",
    "nonce": "0x5ce3654e4fc4d066b3b45c439f4255be51723811e98bbe5c0c3f794068f0cad7",
    "signature": "0x395c93ff1d4b7a3c4769afec75b2ec18efe45444f02556898a470c9cb4d4d81f03be5ace073a345cb5dd3e7ff5b12d0676db2c3ec7c49e71c313c0f5c1eae2a41c",
    "signer": "0x9a3eD68ccBEF42335Be5e0F6C75070b6720889cE",
    "userId": "62067789"
  }
}