with open('/home/andymccall/development/oxygen/docs/xenon_spec.md', 'r') as f:
    text = f.read()

text = text.replace('        "media_type": text\n}\n    ],', '        "media_type": text\n      }\n    ],')
text = text.replace('      signer_roles: [ "official-worker" ]\n}\n  ]\n}', '      signer_roles: [ "official-worker" ]\n    }\n  ]\n}')

with open('/home/andymccall/development/oxygen/docs/xenon_spec.md', 'w') as f:
    f.write(text)