Identify protocol

i am getting following hexcode, please help me finding the rite protocol for this.

425354504c24312c3836383035333035373433353530352c562c3032303832312c3133343733302c30302e3030303030302c302c30302e30303030302c302c302c35322c3030302c30302c302c31372c302c302c302c302c30302e30302c302c30332e39372c3135425f3235303332312c38393931303030393034323135333232383438462c30302e30302c3023

and after decode

BSTPL$1,868053057435505,V,020821,134730,00.000000,0,00.00000,0,0,52,000,00,0,17,0,0,0,0,00.00,0,03.97,15B_250321,8991000904215322848F,00.00,0#

It's definitely not one of the common protocols. Do you have protocol documentation?

Thanks for the quick response, here is the protocol documentation
https://drive.google.com/file/d/1wamV8SLPtO7Ynp2BHcH2kZ-0c8-ybfQZ/view?usp=sharing

It doesn't seem to be supported currently. Feel free to email support if you are interested in sponsoring the implementation.