solana-program-examples/compression/cnft-burn/tests/readApi.ts

// I recommend using a WrappedConnection for production
// as it supports more readAPI functionality
// this is just a subset of functions for quick availabiity

import axios from "axios";

// you might want to change that to your custom RPC endpoint as this endpoint is not going to work as it does not support DAS
const RPC_PATH = "https://api.devnet.solana.com";

export async function getAsset(assetId: any, rpcUrl = RPC_PATH): Promise<any> {
  try {
    const axiosInstance = axios.create({
      baseURL: rpcUrl,
    });
    const response = await axiosInstance.post(rpcUrl, {
      jsonrpc: "2.0",
      method: "getAsset",
      id: "rpd-op-123",
      params: {
        id: assetId,
      },
    });
    return response.data.result;
  } catch (error) {
    console.error(error);
  }
}

export async function getAssetProof(
  assetId: any,
  rpcUrl = RPC_PATH
): Promise<any> {
  try {
    const axiosInstance = axios.create({
      baseURL: rpcUrl,
    });
    const response = await axiosInstance.post(rpcUrl, {
      jsonrpc: "2.0",
      method: "getAssetProof",
      id: "rpd-op-123",
      params: {
        id: assetId,
      },
    });
    return response.data.result;
  } catch (error) {
    console.error(error);
  }
}