Animation of waves from numbers three.js

I’m trying to make waves consisting of numbers. I have a ready-made example consisting of dots.

It works, but I don’t understand how you can replace dots with numbers.

I use three.js

this.geometry = new THREE.PlaneBufferGeometry(4, 4, 128, 128);
    const material = new THREE.ShaderMaterial({
      uniforms: uniforms,
      linewidth: 100,
      vertexShader: this.vertexShader(),
      fragmentShader: this.fragmentShader()
    });

// const material = new THREE.MeshStandardMaterial();
this.mesh = new THREE.Points(this.geometry, material);
scene.add(this.mesh);`

Git Hub Repository