diff --git a/content/notes/think-writing.md b/content/notes/think-writing.md
index 3dc4b2fbd..13f4a1f31 100644
--- a/content/notes/think-writing.md
+++ b/content/notes/think-writing.md
@@ -89,4 +89,6 @@ https://doi.org/10.1016/j.cities.2021.103325 [[Blockchain-based smart contracts
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 # 12/12
-https://doi.org/10.1109/DTPI52967.2021.9540069 [[Parallel Governance for Decentralized Autonomous Organizations enabled by Blockchain and Smart Contracts]]
\ No newline at end of file
+https://doi.org/10.1109/DTPI52967.2021.9540069 [[Parallel Governance for Decentralized Autonomous Organizations enabled by Blockchain and Smart Contracts]]
+
+trying to call a function of a smart contract. I suspect its not working because the function signature hash is wrong
\ No newline at end of file