how to extract ssi value from a text file improted from wireshark..

i have an wireshark file which is imported to text file format.now i want to pick up ssi values from each frame if any body knows how to do that ...help me out

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No body can understand, what is the content of your text file and how it is formated by just reading above description.

Plaese give some example data to be processed and what is your expected output.