j"19HxigV4QyBv3tHpQVcUEQyq1pzZVdoAutLpI haven't tried this yet, but how about uploading to BitPaste and posting the link to the transaction on Twetch?
text/plaintext twetch_twtext_1561677564288.txt|"1PuQa7K62MiKCtssSLKy1kh56WWU7MtUR5SET twdata_jsonnullurlnullcommentnullmb_user1281reply@0ed59cf44b8d92345c708cfe604fe7926c86c7648f84654aa14acd4151740663typereply timestamp596933901923308apptwetch|"15PciHG22SNLQJXMoSUaWVi7WSqc7hCfva
BITCOIN_ECDSA"1AKHViYgBGbmxi8qiJkNvoHNeDu9m3MfPE##computed_sig##
https://whatsonchain.com/tx/538b5cafc85fab7746fa03674147c60b2b3f17a8470a5fe08658c3744bcfbf84