%% You should probably cite draft-ietf-mimi-content instead of this I-D.
@techreport{mahy-mimi-content-02,
    number =    {draft-mahy-mimi-content-02},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-mahy-mimi-content/02/},
    author =    {Rohan Mahy},
    title =     {{More Instant Messaging Interoperability (MIMI) message content}},
    pagetotal = 23,
    year =      2023,
    month =     mar,
    day =       13,
    abstract =  {This document describes content semantics common in Instant Messaging (IM) systems and describes an example profile suitable for instant messaging interoperability of messages end-to-end encrypted inside the MLS (Message Layer Security) Protocol.},
}