Add an entry for the coherence sdk on the dependencies object, and for the scoped registry in the scopedRegistries array:
{"dependencies": {"com.unity.collab-proxy":"1.3.9","com.unity.ide.rider":"2.0.7","com.unity.ide.visualstudio":"2.0.7","com.unity.ide.vscode":"1.2.3","com.unity.test-framework":"1.1.24","com.unity.textmeshpro":"3.0.1","com.unity.timeline":"1.4.6","com.unity.ugui":"1.0.0",/*** ADD THIS START ***/"io.coherence.sdk":"0.9.0",/*** ADD THIS END ***/"com.unity.modules.ai":"1.0.0","com.unity.modules.androidjni":"1.0.0","com.unity.modules.animation":"1.0.0","com.unity.modules.assetbundle":"1.0.0","com.unity.modules.audio":"1.0.0","com.unity.modules.cloth":"1.0.0","com.unity.modules.director":"1.0.0","com.unity.modules.imageconversion":"1.0.0","com.unity.modules.imgui":"1.0.0","com.unity.modules.jsonserialize":"1.0.0","com.unity.modules.particlesystem":"1.0.0","com.unity.modules.physics":"1.0.0","com.unity.modules.physics2d":"1.0.0","com.unity.modules.screencapture":"1.0.0","com.unity.modules.terrain":"1.0.0","com.unity.modules.terrainphysics":"1.0.0","com.unity.modules.tilemap":"1.0.0","com.unity.modules.ui":"1.0.0","com.unity.modules.uielements":"1.0.0","com.unity.modules.umbra":"1.0.0","com.unity.modules.unityanalytics":"1.0.0","com.unity.modules.unitywebrequest":"1.0.0","com.unity.modules.unitywebrequestassetbundle":"1.0.0","com.unity.modules.unitywebrequestaudio":"1.0.0","com.unity.modules.unitywebrequesttexture":"1.0.0","com.unity.modules.unitywebrequestwww":"1.0.0","com.unity.modules.vehicles":"1.0.0","com.unity.modules.video":"1.0.0","com.unity.modules.vr":"1.0.0","com.unity.modules.wind":"1.0.0","com.unity.modules.xr":"1.0.0" },/* add this comma if not already present *//*** ADD THIS SECTION START ***/"scopedRegistries": [ {"name":"coherence","url":"https://registry.npmjs.org","scopes": ["io.coherence.sdk" ] } ]/*** ADD THIS SECTION END ***/}
You will then see the package in the Package Manager under My Registries.
When you successfully install the coherence SDK the Welcome Window will show.