This gives you a lot of flexibility. You can return any data type, override any data declaration or validation, etc.

## Using the `jsonable_encoder` in a `Response`

Because **FastAPI** doesn't make any changes to a `Response` you return, you have to make sure its contents are ready for it.

	meta := &rebalanceMeta{}
	err = meta.load(ctx, z.serverPools[0])
	if err != nil {
		return r, err
	}

	// Compute disk usage percentage
	si := z.StorageInfo(ctx, true)
	diskStats := make([]struct {
		AvailableSpace uint64
		TotalSpace     uint64
	}, len(z.serverPools))
	for _, disk := range si.Disks {
		// Ignore invalid.
		if disk.PoolIndex < 0 || len(diskStats) <= disk.PoolIndex {

	"net/http/httptest"
	"sync"
	"sync/atomic"
	"time"

	"github.com/minio/mux"
)

const numberOfNodes = 5

var (
	ds          *Dsync
	nodes       = make([]*httptest.Server, numberOfNodes) // list of node IP addrs or hostname with ports.
	lockServers = make([]*lockServer, numberOfNodes)
)

func getLockArgs(r *http.Request) (args LockArgs, err error) {
	buf, err := io.ReadAll(r.Body)
	if err != nil {
		return args, err

				}
			}
		}
	}

	switch value := updatingValue.Interface().(type) {
	case map[string]interface{}:
		set = make([]clause.Assignment, 0, len(value))

		keys := make([]string, 0, len(value))
		for k := range value {
			keys = append(keys, k)
		}
		sort.Strings(keys)

		for _, k := range keys {
			kv := value[k]

	}
	// replication config should have at least one rule
	if len(c.Rules) == 0 {
		return errReplicationNoRule
	}

	// Validate all the rules in the replication config
	targetMap := make(map[string]struct{})
	priorityMap := make(map[string]struct{})
	var legacyArn bool
	for _, r := range c.Rules {
		if _, ok := targetMap[r.Destination.Bucket]; !ok {
			targetMap[r.Destination.Bucket] = struct{}{}
		}

	serviceUnFreeze                           // Un-Freeze previously frozen S3 API calls.
	// Add new service requests here.
)

// Global service signal channel.
var globalServiceSignalCh = make(chan serviceSignal)

// GlobalContext context that is canceled when server is requested to shut down.
// cancelGlobalContext can be used to indicate server shutdown.

	return pi, nil
}

func ExtractPodInfo(pod *v1.Pod) *PodInfo {
	pi := &PodInfo{
		Containers:        sets.New[string](),
		Labels:            pod.Labels,
		Annotations:       pod.Annotations,
		ProxyEnvironments: make(map[string]string),
	}
	for _, c := range containers(pod) {
		pi.Containers.Insert(c.Name)
		if c.Name == ISTIOPROXY {
			// don't include ports from istio-proxy in the redirect ports

	v := BatchJobExpire{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgBatchJobExpire(b *testing.B) {
	v := BatchJobExpire{}
	bts := make([]byte, 0, v.Msgsize())
	bts, _ = v.MarshalMsg(bts[0:0])
	b.SetBytes(int64(len(bts)))
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		bts, _ = v.MarshalMsg(bts[0:0])
	}
}

	v := AccElem{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgAccElem(b *testing.B) {
	v := AccElem{}
	bts := make([]byte, 0, v.Msgsize())
	bts, _ = v.MarshalMsg(bts[0:0])
	b.SetBytes(int64(len(bts)))
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		bts, _ = v.MarshalMsg(bts[0:0])
	}
}

   ]
  }
 ]
}`, bucket))
	err = s.adm.AddCannedPolicy(ctx, policy, policyBytes)
	if err != nil {
		c.Fatalf("policy add error: %v", err)
	}

	userCount := 50
	accessKeys := make([]string, userCount)
	secretKeys := make([]string, userCount)
	for i := 0; i < userCount; i++ {
		accessKey, secretKey := mustGenerateCredentials(c)
		err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
		if err != nil {