<dependency>
<groupId>com.squareup.retrofit2</groupId>
<artifactId>converter-scalars</artifactId>
<version>2.9.0</version>
</dependency>
@Grapes(
@Grab(group='com.squareup.retrofit2', module='converter-scalars', version='2.9.0')
)
compile
|-- com.squareup.retrofit2:retrofit:2.9.0
test
|-- junit:junit:4.13