{
  "manageEntity": {
    "action": "Download",
    "entityId": "396593312",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Brooklyn\",\"region\":\"New York\",\"country\":\"United States\"}}",
    "nonce": "0xb0ce09aadc861c09cb257c4cf941f98dfcb1eb6a9b87d548ff2f30c3edf9304e",
    "signature": "0x523a2f7d153349393a92680c31afb0861c46e7176d89042a4650bc6bdede074132f083136063e50b3a4a4d65edf2ad3f9a0104b9f83de3e6463b9082f629a0ef1b",
    "signer": "0xbde25b81B07609d2DA38c574c3631D120DB96a60",
    "userId": "2495"
  }
}