{
  "manageEntity": {
    "action": "Download",
    "entityId": "1651964898",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Naaldwijk\",\"region\":\"South Holland\",\"country\":\"The Netherlands\"}}",
    "nonce": "0x3a1b6875b42bdb267e887dd45ffbde9b1815a486e448c9d117120e89b9c1a564",
    "signature": "0xfd35e7dc351097336329ca026aa2fb0b59074ac3a6518e979b3a4f7603fe52cf5971fe664cf65ce1a51af3e3ca35f3ba33ed79fa19a751ce3339535baba1b25d1b",
    "signer": "0x640262A6E5BCAd16cEc8A79D6270140af68F4A06",
    "userId": "323118811"
  }
}