Receieved message "Parse signed transaction error" when trying to broadcast transaction

Developers Cardano Integration
1

I just started learning about Cardano but got stuck during transaction broadcast
I have this hex, which I tried to broadcast with Rosetta API but I keep getting this error response Parse signed transaction error. Please any idea whats wrong?

curl --location '{{url}}/construction/submit' \
--header '{{apikey}}' \
--header 'Content-Type: application/json' \
--data '{
"network_identifier":{"blockchain":"cardano","network":"mainnet"},
"signed_transaction": "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"
}'