convert data into a comma separated index, several branches with several index

Hello,
We are making a component for extracting information from a database, the data coming into grasshopper are separated by commas in each index in a single tree.

We want this information organized in branches with their respective data in each index. But we have not succeeded.

Anyone know how to do?

Ie How to convert a list of data from a database to an array (Branches and index) in one of the outputs of the component to generate?

tks!