Array of Objects

Hello, I wanted to know how can I create an array of objects in a table.
Like

fields: {
      name: string,
      value: string
   }[]

fields: {
      name: string,
      value: string
   }[]

fields: {
      name: string,
      value: string
   }[]

fields: {
      name: string,
      value: string
   }[]