Transaction not yet indexed

21i7sAzUMTAMYJvfTeEWsbRbQBKvw9eqw5u1FMhbKmiZcxVkdPPmDsZfJP111zLfApTdfBuqHRWkHas8bkbsE4Lc

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