Error building yml file

please can some one indent this yml as suppose for me, cause no matter how I do it I still receive error message:
Unable to parse YAML mapping values are not allowed here in 'string', line 1, column 17: version: 2.1orbs: heroku: circleci/heroku@0.0.1 ... ^
THIS IS THE. yml:
version: 2.1
orbs: heroku:
circleci/heroku@​0.0​.10​
workflows: heroku_deploy:
jobs: - heroku/deploy-via-git

Thank you.