dimav-cf

const secretKey = pm.collectionVariables.get("apiSecretKey");
const method = pm.request.method.toUpperCase();
const fullUrl = pm.variables.replaceIn(pm.request.url.toString());
const url = new URL(fullUrl);
const path = url.pathname;
const body = pm.request.body?.raw || "";

const dataToSign = `${method}\n${path}\n${body}`;

const signature = CryptoJS.HmacSHA256(dataToSign, secretKey)