How to share / repost an activity

A common approach to share, repost or "retweet" an activity -

There is an option to repost an activity -
 
You can use reactions for this: just add a reaction with a title repost and use targetFeeds to send the activity to the other users' feed.

const comment = await client.reactions.add(
    'repost', 
    activity, 
    {}, 
    { targetFeeds: [`${feedGroup}:${userId}`]} 
);

Example

const comment = await client.reactions.add(
     'repost', 
     {id: '6d47e970-d317-11eb-8080-800109d57843'},
     {}, 
       {
     targetFeeds: ["timeline:seetha"]
   } 
 );