joyent-portal/consoles/my-joy-service-groups/src/graphql/update-service-group.gql

mutation updateServiceGroup(
  $id: ID!
  $name: String!
  $template: ID!
  $capacity: Int!
) {
  updateGroup(id: $id, name: $name, template: $template, capacity: $capacity) {
    id
    name
    template {
      id
      name
      package
      image
      created
    }
    capacity
    created
    updated
  }
}