Disregard, as I answered my own question in terms of GraphQL. Here is the query that worked. Duh!
{
order(id: "gid://shopify/Order/2684801679522") {
fulfillmentOrders(first: 10) {
edges {
node {
assignedLocation {
name
}
id
lineItems(first: 10) {
edges {
node {
lineItem {
id
name
}
}
}
}
}
}
}
}
}