Contributor permission for Beam Jira tickets

Hello, I would like to update java kafkaio module in beam to support writing headers. Can someone add me as a contributor for Beam's Jira issue tracker? I would like to contribute to this Jira :

Contributor permission for Beam Jira tickets

Hello, My name is Omkar Deshpande. I would like to update java kafkaio module in beam to support writing headers. Can someone add me as a contributor for Beam's Jira issue tracker? I would like to contribute to this Jira :