package Ġio . p au lo cost a . tw it books . ner . sp acy Ċ Ċ import Ġio . reactivex . Comp letable Ċ import Ġio . reactivex . Single Ċ import Ġretrofit 2 . http . Body Ċ import Ġretrofit 2 . http . GET Ċ import Ġretrofit 2 . http . POST Ċ Ċ interface ĠSp acy NER ApiClient Ġ{ ĊĊĠĠĠ Ġ@ POST (" process ") ĊĠĠĠ Ġfun Ġprocess (@ Body ĠN ER Payload : ĠSp acy NER Payload ): ĠSingle < Sp acy NER ApiResponse > ĊĊĠĠĠ Ġ@ GET (" status ") ĊĠĠĠ Ġfun Ġstatus (): ĠComp letable Ċ Ċ } Ċ