Add get_tx.sh

Author: smoelius

scripts/get_tx.sh

@@ -0,0 +1,7 @@
+#! /bin/bash
+
+curl http://127.0.0.1:8547 \
+  -X POST \
+  -H "Content-Type: application/json" \
+  --data "{\"method\":\"eth_getTransactionByHash\",\"params\":[\"$1\"],\"id\":1,\"jsonrpc\":\"2.0\"}" |
+jq .