Transaction not yet indexed

M66YrhXPMykPjDEHW9q7aYLGRQArwsfM88d28kK8yE9DMxF7xHvZGGZP63chgSPBruyJ6PrdMLc7FwbeGCAkdj9

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