Error adding aws s3 cloud storage of video files

[yasakova-anastasia]

I have created bucket in aws s3, uploaded one folder with one video file.
Created manifest.jsonl file using below command
python create.py video_file
here is my manifest file
{"version":"1.1"}
{"type":"video"}
{"properties":{"name":"jnjtest2/jnj_2dogs.mp4","resolution":[1920,1080],"length":648}}
{"number":0,"pts":0,"checksum":"541636d94b497edba901aa635eb36c33"}
{"number":25,"pts":25000,"checksum":"adab91e6e828d945f0ccf9f7c4236487"}
{"number":50,"pts":50000,"checksum":"22181e76361a369cddd078da5e9183fc"}
{"number":75,"pts":75000,"checksum":"ece2f33d7eb66ee552be5090b786af98"}
{"number":100,"pts":100000,"checksum":"909009a8236f6cf1137cf05c1aa7326f"}
{"number":125,"pts":125000,"checksum":"d704612eb9cc925c0173afd18921cd61"}
{"number":150,"pts":150000,"checksum":"abab248aadf2f9b5cb67c43435234f39"}
{"number":175,"pts":175000,"checksum":"0f4aaf4e5d5e963bd052a665a354f3d8"}
{"number":200,"pts":200000,"checksum":"f4a68187597d0f7fd3ec53a387614422"}
{"number":225,"pts":225000,"checksum":"eb7274b2294b4a59c605be3711948f2b"}
{"number":250,"pts":250000,"checksum":"f9efd4b122c10abbb65d5e9e1117046d"}
{"number":275,"pts":275000,"checksum":"c27c7678adc1fccdd5b8644e07942917"}
{"number":300,"pts":300000,"checksum":"67ceb3654e5a6af2e4729fec0fb78294"}
{"number":325,"pts":325000,"checksum":"f3c6c3fe226a0950e2ac90cc8420895d"}
{"number":350,"pts":350000,"checksum":"7e49da4d09693c1a462f305b3c4089cc"}
{"number":375,"pts":375000,"checksum":"af05ce6720c9b096b16db1452194dacb"}
{"number":400,"pts":400000,"checksum":"a900dce06d8bb092c9943ac035c1c3af"}
{"number":425,"pts":425000,"checksum":"aa3e70c93daca011f65a3d8191bf847e"}
{"number":450,"pts":450000,"checksum":"d3410f1457ecb654d7867b3272cc8f45"}
{"number":475,"pts":475000,"checksum":"22e33a2892d288117ac10def4184cafa"}
{"number":500,"pts":500000,"checksum":"94ad4e1db7fc8fa4a427ad3714269719"}
{"number":525,"pts":525000,"checksum":"06e57659e327d90511378bb789b36f8c"}
{"number":550,"pts":550000,"checksum":"ab6769f4b7cb03571cc439eaa936a352"}
{"number":575,"pts":575000,"checksum":"a5df4e47b89dae5cd43cb6e0d23b367d"}
{"number":600,"pts":600000,"checksum":"01c020e4f76ed8ac3a1bcd744e504dbe"}
{"number":625,"pts":625000,"checksum":"e4b541da216cf8be1e5a48d11f133a35"}

I added this cloud storage in cvat.
When I try to create a task using this I am getting below error
Could not fetch content for cloud storage #3
Error: Request failed with status code 400. "Invalid 'manifest2.jsonl file structure': 'extension' is required, but not found"

Issue by @prasadn1985

[Marishka17]

Duplicate of #4460