`GET /exchange_rates`

Query

Param	Type	Required	Values
`from`	string	yes	`brl`, `cop`, `eur`, `gbp`, `mxn`, `usd`, `usdt`
`to`	string	yes	Same enum as `from`.

{
  "midmarket_rate": "1.0834",
  "buy_rate": "1.0901",
  "sell_rate": "1.0768"
}

midmarket_rate: no-fee reference rate.
buy_rate: what you'd pay to acquire to by spending from. Includes an indicative spread.
sell_rate: what you'd receive in to by selling from.

All three are strings. Values are multiplicative (to_units = from_units × rate).

curl "$BASE_URL/exchange_rates?from=usd&to=eur" \
  -H "Api-Key: $SEISMIC_ORCHESTRATION_API_KEY"