{
  "manageEntity": {
    "action": "Download",
    "entityId": "937424466",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Los Angeles\",\"region\":\"California\",\"country\":\"United States\"}}",
    "nonce": "0x07569de1c16dfbb50c53f3abcc91ba6e18821f04e632a19f051cea5e8efb9df4",
    "signature": "0x402c8fc028ecfae53f21e287a8352bf2be1089ca3cf8e31d97b4d5d47d6aeb407ee6ff7b74c47b707dbe75b3f44fa4156aece4c86dd14fd487c98f9407586d911c",
    "signer": "0xAE4Aa9090dFBD5c28246A85E65975Db66B88a24e",
    "userId": "305197643"
  }
}