ServiceRequest

ServiceRequest[service,"req"] represents a service request built from service, which might be a connected ServiceObject or a valid service name, and request "req".

ServiceRequest[service,"req",param] represents a service request, built from the service service, request "req" and parameters param.

ServiceRequest[assoc] represents a service request, built from association assoc.

Please visit the official Wolfram Language Reference for more details and examples on core symbols.