$config['api-key']]); try { // define the endpoint $sparky->setupUnwrapped('transmissions'); $message = [ 'recipients' => [ [ 'address' => [ 'email' => 'john.doe@example.com', ] ] ], 'content' => [ 'from' => [ 'name' => 'From Envelope', 'email' => 'from@sparkpostbox.com', ], 'html' => '

Hello World!

', 'text' => 'Hello World!', 'subject' => 'Example Email' ] ]; $results = $sparky->transmissions->create($message); echo 'Congrats! You sent a message using SparkPost!'; } catch (\Exception $exception) { echo $exception->getAPIMessage()."\n"; echo $exception->getAPICode()."\n"; echo $exception->getAPIDescription()."\n"; }