tokens: Content-Disposition : form-data ; name = " file " ; filename = " 1.jpg "
ner_tags: B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O