Unity webGL build Error

Job ID: 34445282

Budget: $30 – $250 USD

I am looking for Unity WebGL expert. I am trying to build my game to webGL but always facing some error
Error building Player: Shader error in 'Hidden/PostProcessing/FinalPass': Input signature parameter (1-based Entry 3) type must be a scalar uint. at line 44 (on gles)

Compiling Subshader: 2, Pass: , Vertex program with FXAA_KEEP_ALPHA STEREO_INSTANCING_ENABLED
Platform defines: SHADER_API_DESKTOP UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_ENABLE_REFLECTION_BUFFERS UNITY_LIGHTMAP_FULL_HDR UNITY_PBS_USE_BRDF1 UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION

I hope someone to solve this issue for me now. price is $30.