{
  "manageEntity": {
    "action": "Download",
    "entityId": "1869771208",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Amsterdam\",\"region\":\"North Holland\",\"country\":\"The Netherlands\"}}",
    "nonce": "0x1f75dea9a513d56cd662129f2992a01fd0df22f47deba3295d2307eb19a3d8bb",
    "signature": "0x7a55f7e3d8899307235035b2b6218ff730d9c46142c24157edb7f1fdd11c2629123e182f9d8edce015b1b55e3d32540425b48cdb554b2e2d88599ad2b192900a1c",
    "signer": "0x2d18c7393f72c6839937fdee79533BC1a73643b2",
    "userId": "22734091"
  }
}