View Source ExTDLib.Object.TextQuote (ExTDLib v0.0.4)

Describes manually or automatically chosen quote from another message.

NameTypeDescription
textformattedTextText of the quote. Only Bold, Italic, Underline, Strikethrough, Spoiler, and CustomEmoji entities can be present in the text.
positionnumberApproximate quote position in the original message in UTF-16 code units as specified by the message sender.
is_manualboolTrue, if the quote was manually chosen by the message sender.

More details on telegram's documentation.