{
  "manageEntity": {
    "action": "Download",
    "entityId": "566029868",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"Aguas De Chapeco\",\"region\":\"Santa Catarina\",\"country\":\"Brazil\"}}",
    "nonce": "0xaa3faf4e1b93bf741076a62a0d5547f12ba8870d263e99504ca720eafd2b13a9",
    "signature": "0x53373201b69c100725715f419dc8eec3d39db17c6701527de637961cd23a159c1233d1905f996fdcb2fb412eb31891b71ec5ae466bf29b4c00694cf6cc9e8e451c",
    "signer": "0xe7e2479DD5Ea23fA2e98b99ee4e416F54F1782D5",
    "userId": "649457386"
  }
}