Install the Enveloop ruby gem
enveloop = Enveloop::Client.new(api_key: "test_eYLQRrzxLcLAlmb2H5BXIFSUor3h/tRr")
enveloop.send_message(
template: "user-welcome",
to: "leslie@knope.com",
from: "Chris Traeger <chris@pawnee.parksandrec.gov>",
subject: "Welcome to Pawnee",
template_variables: {
name: "Leslie Knope"
}
)