yle="color: #000000"> </span><span style="color: #267F99">Mutation</span><span style="color: #000000"> {</span>
<span style="color: #000000">  </span><span style="color: #001080">sourcesAdd</span><span style="color: #000000">(</span><span style="color: #001080">input</span><span style="color: #000000">: </span><span style="color: #267F99">SourcesAddInput</span><span style="color: #000000">!): </span><span style="color: #267F99">SourcesAddPayload</span><span style="color: #000000">!</span>
<span style="color