How to use the taskgraph.transforms.task.payload_builder function in taskgraph

@payload_builder(
    "scriptworker-signing",
    schema={
        Required("max-run-time"): int,
        Required("signing-type"): text_type,
        Required("upstream-artifacts"): [{
            Required("taskId"): taskref_or_string,
            Required("taskType"): text_type,
            Required("paths"): [text_type],
            Required("formats"): [text_type],
        }]
    }
)
def build_scriptworker_signing_payload(config, task, task_def):
    worker = task["worker"]
    task_def["tags"]["worker-implementation"] = "scriptworker"
    task_def["payload"] = {

@payload_builder(
    "scriptworker-signing",
    schema={
        # the maximum time to run, in seconds
        Required("max-run-time"): int,
        Required("signing-type"): text_type,
        # list of artifact URLs for the artifacts that should be signed
        Required("upstream-artifacts"): [
            {
                # taskId of the task with the artifact
                Required("taskId"): taskref_or_string,
                # type of signing task (for CoT)
                Required("taskType"): text_type,
                # Paths to the artifacts to sign
                Required("paths"): [text_type],
                # Signing formats to use on each of the paths
                Required("formats"): [text_type],

@payload_builder(
    "scriptworker-shipit",
    schema={
        Required("upstream-artifacts"): [
            {
                Required("taskId"): taskref_or_string,
                Required("taskType"): text_type,
                Required("paths"): [text_type],
            }
        ],
        Required("release-name"): text_type,
    },
)
def build_push_apk_payload(config, task, task_def):
    worker = task["worker"]

    task_def["tags"]["worker-implementation"] = "scriptworker"

@payload_builder(
    "scriptworker-push-apk",
    schema={
        Required("upstream-artifacts"): [{
            Required("taskId"): taskref_or_string,
            Required("taskType"): text_type,
            Required("paths"): [text_type],
        }],
        Required("channel"): text_type,
        Required("target-store"): text_type,
        Required("product"): text_type,
        Required("dep"): bool,
    }
)
def build_push_apk_payload(config, task, task_def):
    worker = task["worker"]
    task_def["tags"]["worker-implementation"] = "scriptworker"

@payload_builder(
    "scriptworker-pushapk",
    schema={
        Required("upstream-artifacts"): [
            {
                Required("taskId"): taskref_or_string,
                Required("taskType"): text_type,
                Required("paths"): [text_type],
            }
        ],
        Required("certificate-alias"): text_type,
        Required("channel"): text_type,
        Required("commit"): bool,
        Required("product"): text_type,
        Required("dep"): bool,
    },
)