Transaction not yet indexed

21ak95PSwf5qrmGtfGA6uREapsXRMWgvZ5jaU3KWD6Cu6bZEG4TQRdSMCf5rYerPEhe5aGy6aTySGzewPLwTF2oo

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