Hi @pedrowach, I submitted a FR for the "Signature" component to include an "Upload file to Retool Storage" option under interactions. On the meantime, we can achieve this with the following workaround:
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First, create a JS query to get the base64 string from the data collected on the signature component:
Then, create the query to upload this data to Retool Storage, for the "File content (in base64)" use the output of the previous query:
Finally, if you need to retrieve the signature, create a query to get it:
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