How to read and fill out the customer import template

video1.0<iframe src="https://www.loom.com/embed/8303e0dd4e3f4487bfbf892ed00b9846" frameborder="0" width="1858" height="1393" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>13931858Loomhttps://www.loom.com13931858https://cdn.loom.com/sessions/thumbnails/8303e0dd4e3f4487bfbf892ed00b9846-00001.gif537.6666666666681How to read and fill out the customer import template