Get the subtypes for a transaction type

GET /api/v1/static/transaction-sub-types/{transactionType}
GET /api/v1/static/transaction-sub-types/{transactionType}
curl \
 -X GET https://api.plannrcrm.com/api/v1/static/transaction-sub-types/transactionType \
 -H "Authorization: Bearer {OAUTH_ACCESS_TOKEN or PERSONAL_ACCESS_TOKEN}" \
 -H "Content-Type: application/json" \
 -H "Accept: application/json"