%% You should probably cite rfc7158 instead of this I-D.
@techreport{ietf-json-rfc4627bis-01,
    number =    {draft-ietf-json-rfc4627bis-01},
    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-json-rfc4627bis/01/},
    author =    {Douglas Crockford},
    title =     {{The JSON Data Interchange Format}},
    pagetotal = 9,
    year =      2013,
    month =     jun,
    day =       6,
    abstract =  {JSON is a lightweight, text-based, language-independent data interchange format. It was derived from the ECMAScript Programming Language Standard. JSON defines a small set of formatting rules for the portable representation of structured data.},
}