Using a gameobject, creates a network transmittable ModelWireData object containing vertices, uvs, triangles and transform data.

ModelSerializer

using System;
using System.Collections.Generic;
using UnityEngine;

[Serializable]
public class ModelWireData
{
    float xPos, yPos, zPos, xRot, yRot, zRot, xSca, ySca, zSca;

    List<Vertex> verticesWiredata = new List<Vertex>();
    List<UvCoord> uvsWireData = new List<UvCoord>();
    List<int> trianglesWireData;

    //extracts and converts model data to wiredata.
    public ModelWireData(GameObject model)
    {
        //position
        this.xPos = model.transform.position.x;
        this.yPos = model.transform.position.y;
        this.zPos = model.transform.position.z;

        //rotation
        this.xRot = model.transform.rotation.x;
        this.yRot = model.transform.rotation.y;
        this.zRot = model.transform.rotation.z;

        //scale
        this.ySca = model.transform.lossyScale.y;
        this.zSca = model.transform.lossyScale.z;
        this.xSca = model.transform.lossyScale.x;
        
        Mesh modelSharedMesh = model.GetComponent<MeshFilter>().sharedMesh;

        //mesh: loops the v3 vert array, Converts to triple float class Vertex, Adds to list of triple float objects.
        foreach (Vector3 modelVertex in modelSharedMesh.vertices)
        {
            Vertex modelVertexWiredata = new Vertex(modelVertex);
            verticesWiredata.Add(modelVertexWiredata);
        }

        //uv's: iterates uvs, same as mesh but double float data.
        foreach(Vector2 modelUv in modelSharedMesh.uv)
        {
            UvCoord modelUvWireData = new UvCoord(modelUv);
            uvsWireData.Add(modelUvWireData);
        }

        //triangles: single int array, no custom class needed.
        foreach(int triangle in modelSharedMesh.triangles)
        {
            trianglesWireData.Add(triangle);
        }
    }
}

//serializable sub class for list construction
[Serializable]
public class Vertex
{
    float xPos, yPos, zPos;

    public Vertex(Vector3 vertex)
    {
        this.xPos = vertex.x;
        this.yPos = vertex.y;
        this.zPos = vertex.z;
    }
}

//serializable sub class for list construction
[Serializable]
public class UvCoord
{
    float uPos, vPos;

    public UvCoord (Vector2 uv)
    {
        this.uPos = uv.x;
        this.vPos = uv.y;
    }
}