Transaction not yet indexed

5Cu3aEFYHrMizPeUMcnsGUXSVbZfg8mfF8bpu8Aqu4YqexmXs5PUWcoXZn8rmBpArEQJSCQdLTPW1FYCe8BVsTL5

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.