Transaction not yet indexed

21SzaikN1TwGo6LCDCcj9MzFx1VMGq8C6bd1PM51faFFK5XFZWr1A3qGVk7egp4v3Ax9wGqmoeRbUq2fVsTDqfp6

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