how to remove text line with angle

[ytcpub]

watermark_31826511_2.pdf
I use page.get('dict') can get the block as follow, how to use add_redact_annot to remove it and only remove it? add_redact_annot support quad like param, but I don't know how to compoute the quad of a text line

{'number': 25,
'type': 0,
'bbox': (64.32968139648438,
225.51504516601562,
527.5773315429688,
688.7626342773438),
'lines': [{'spans': [{'size': 72.00032806396484,
'flags': 0,
'font': 'Helvetica',
'color': 11119017,
'ascender': 1.0750000476837158,
'descender': -0.29899999499320984,
'text': 'Journal Pre-proof',
'origin': (119.05999755859375, 673.5399780273438),
'bbox': (64.32968139648438,
225.51504516601562,
527.5773315429688,
688.7626342773438)}],
'wmode': 0,
'dir': (0.7071067690849304, -0.7071067690849304),
'bbox': (64.32968139648438,
225.51504516601562,
527.5773315429688,
688.7626342773438)}]}