------ Raw para respuesta en XML ----------

	POST /mais-fhir-conectathon/auth HTTP/1.1
	Host: localhost:8080
	Authorization: Bearer
	Accept: application/xml
	Content-Type: application/x-www-form-urlencoded

	grant_type=password&username=usuario_prestador&password=passwd_prestador&client_secret=oauth2_client_secret&client_id=oauth2_client_id

------ Raw para respuesta en JSON ----------

	POST /mais-fhir-conectathon/auth HTTP/1.1
	Host: localhost:8080
	Authorization: Bearer
	Accept: application/json
	Content-Type: application/x-www-form-urlencoded
	grant_type=password&username=2.16.840.1.113883.2.10.24.2.1.1&password=2.16.840.1.113883.2.10.24.2.1.1&client_secret=oauth2_client_secret&client_id=oauth2_client_id