%% You should probably cite rfc8620 instead of this I-D.
@techreport{ietf-jmap-core-05,
    number =    {draft-ietf-jmap-core-05},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-jmap-core/05/},
    author =    {Neil Jenkins},
    title =     {{JSON Meta Application Protocol}},
    pagetotal = 53,
    year =      2018,
    month =     may,
    day =       9,
    abstract =  {This document specifies a protocol for synchronising JSON-based data objects efficiently, with support for push and out-of-band binary data upload/download.},
}