curl --request GET \
  --url https://nexus.gerowallet.io/api/transactions/{txHash}/cbor \
  --header 'Authorization: Bearer <token>'

{
  "txHash": "<string>",
  "blockHash": "<string>",
  "blockHeight": 123,
  "epochNo": 123,
  "absoluteSlot": 123,
  "txTimestamp": "<string>",
  "cbor": "<string>"
}