dataverse_create_update_delete.js

const environmentUrl = "https://yourorg.crm.dynamics.com";
const accessToken = "YOUR_ACCESS_TOKEN";

const headers = {
  Authorization: `Bearer ${accessToken}`,
  Accept: "application/json",
  "Content-Type": "application/json",
  "OData-Version": "4.0",
  "OData-MaxVersion": "4.0",
};

async function ensureSuccess(response) {
  if (!response.ok) {
    throw new Error(`Request failed: ${response.status} ${response.statusText}`);
  }
}

async function run() {
  const createResponse = await fetch(`${environmentUrl}/api/data/v9.2/accounts`, {
    method: "POST",
    headers,
    body: JSON.stringify({
      name: "Contoso Example Account",
      telephone1: "03 9000 0000",
    }),
  });
  await ensureSuccess(createResponse);

  const entityId = createResponse.headers.get("OData-EntityId") || "";
  const accountId = entityId.split("(").pop().replace(")", "");
  console.log(`Created account: ${accountId}`);

  const updateResponse = await fetch(`${environmentUrl}/api/data/v9.2/accounts(${accountId})`, {
    method: "PATCH",
    headers,
    body: JSON.stringify({
      telephone1: "03 9555 1234",
    }),
  });
  await ensureSuccess(updateResponse);
  console.log(`Updated account: ${accountId}`);

  const deleteResponse = await fetch(`${environmentUrl}/api/data/v9.2/accounts(${accountId})`, {
    method: "DELETE",
    headers,
  });
  await ensureSuccess(deleteResponse);
  console.log(`Deleted account: ${accountId}`);
}

run().catch((error) => {
  console.error(error);
  process.exitCode = 1;
});