Transaction not yet indexed

21Vpk8wjSTQZFdoW8rhCV9F6faJdQdFnBxHfDuHCjkh129uc7VH8MHg4JK8UnfjEgRhSPsKkbzMMe3XHoC9Q7EmT

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