diff --git a/testnetv1/info.md b/testnetv1/info.md
index 6672020..9550a0a 100644
--- a/testnetv1/info.md
+++ b/testnetv1/info.md
@@ -51,6 +51,9 @@ node on the network is live.
     --bridge <TBD> \
     --rpc http://solana-host:8899 \     # <-- URL of your Solana validator RPC server
     --ws ws://solana-devnet:8900 \      # <-- Websocket path to your Solana validator PubSub port (RPC port +1)
-    --keypair /path/to/feepayer.key \   # <-- Keypair of a Solana fee payer account with ~10 SOL in it
+    --keypair /path/to/feepayer.json \  # <-- Keypair of a Solana fee payer account with ~10 SOL in it
     --socket /run/guardiand/agent.socket
 ```
+
+There's a key with a couple thousand SOL in this folder - you can use it to transfer 10 SOL to your own fee account.
+We want to test the fee subsidization logic the same way as on mainnet, so please stick with that range.
diff --git a/testnetv1/wormQUDWQzs2NMcCU63Gr4QFtn6HiK69supbw7wnuR8.json b/testnetv1/wormQUDWQzs2NMcCU63Gr4QFtn6HiK69supbw7wnuR8.json
new file mode 100644
index 0000000..61525dc
--- /dev/null
+++ b/testnetv1/wormQUDWQzs2NMcCU63Gr4QFtn6HiK69supbw7wnuR8.json
@@ -0,0 +1 @@
+[243,153,14,253,250,16,98,206,105,150,166,229,23,26,44,88,176,226,120,7,103,253,57,61,69,99,0,24,49,128,242,215,14,10,88,162,147,69,167,184,194,244,210,149,34,7,251,216,211,159,196,77,220,219,16,38,112,186,118,87,252,158,146,111]