Update Member Balance Of A Currency

curl --request PATCH \
  --url https://api.drip.re/api/v1/realms/{realmId}/members/{dripId}/balance \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "amount": 123,
  "currencyId": "<string>"
}'

{
  "id": "<string>",
  "dripId": "<string>",
  "balance": 123,
  "currencyId": "<string>"
}