metadataUpdateValue()

function metadataUpdateValue(oldValue, newValue): Uint8Array

Creates a metadata payload for updating old value to new value.

Parameters

Parameter	Type	Description
oldValue	undefined | Uint8Array<ArrayBufferLike>	Old metadata value.
newValue	Uint8Array	New metadata value.

Returns

Uint8Array

Metadata payload for updating old value to new value.