ts
it('...test', () =>{
  cy.visit('/');  
  cy.intercept({
    method: 'GET',
    url: '**/MyFunction/**',
    hostname: 'example-api.azurewebsites.net',
  }).as('getMyFunction');

 cy.wait('@getMyFunction', { timeout: 30000 })
  cy.get('some-content');
});