//[docs](../../../index.md)/[dev.inmo.tgbotapi.types.message](../index.md)/[ChannelContentMessageImpl](index.md)/[authorSignature](author-signature.md)



# authorSignature  
[common]  
Content  
open override val [authorSignature](author-signature.md): [AuthorSignature](../../dev.inmo.tgbotapi.types/index.md#%5Bdev.inmo.tgbotapi.types%2FAuthorSignature%2F%2F%2FPointingToDeclaration%2F%5D%2FClasslikes%2F625018081)?