trading Packet data for working unrated cracker/acc checker

[TestAccount]

It can do 2k tries a second. No rate. no proxies.
I need a packet that looks like this client_assertion_type=urn%3Aietf%3Aparams%3Aoauth%3Aclient-assertion-type%3Ajwt-bearer&client_assertion=eyJhbGciOiJSUzI1NiJ9.eyJhdWQiOiJodHRwczpcL1wvYXV0aC5yaW90Z2FtZXMuY29tXC90b2tlbiIsInN1YiI6ImxvbCIsImlzcyI6ImxvbCIsImV4cCI6MTUyNTkyNTE4NiwiaWF0IjoxNDk0ODIxMTg2LCJqdGkiOiI3NGJjZDRiMS1hNDcyLTQyNTYtYTQwMi0zNjlmODdmOGRkM2MifQ.wl8yxfCNNpOHJlvpaLR4fjcoHBF3VrW93bzO-XvjBG_6n3x4oiXfwnQZDfyMZ45DsK6lckKQ1PMPz7hFUcvhuzROt9_AW_YUieWS0cG2GkNo6WzjGOAsJ_okWPmXSSjQV2axGhyI3bsnAug48TQ4FDYVPXg_qginDM8FxfNqBqHg3s6HbLmsd6qSpfBD6iBiNMQfxigEub6wk6ug01h9Zg4qCEiS-ShRsJebW16nRXx7htQpN7wfaH5XVdsthBu2ZUUWKrGzZon-OvH77geysk6RZV1N8ZaR_6kG8UAlumCoM4ADS5OOVXcsBN56qBGkRm_TydulZfmEs50Pt1BCvQ&grant_type=password&username=NA1%7C<USER>&password=<PASS>&scope=openid
fiddler4 doesn't grab it for me anymore and im not sure why. whoever gives me ill share my program(src included)