Decompress array of byte, unknown compression C# : In database I have blob column with chart data. I 
The data was compressed, unfortunately I tried different solutions and none worked.

Here is example from database:

    5a 49 50 08 52 00 00 78 9c ed 9c 0b 54 56 55 fe (...)

After converting to ascii, the first three characters are "ZIP" (the fourth character is always random which means to me this is the end of header) but I can't find this type of compression.

If needed I can send full size BLOB from db (~6500 bytes) 