Transaction not yet indexed

421Qc6qPyLBDyvtPfmkJ5B5oF9pXkTsfSxacfGZ3pqunFGdPw3VDfZUYGPUyRUM4D6uYuMU6Unqh6BmnMZ3SVtf9

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