Transaction not yet indexed

XMmgSGSSEiDpcwUqKDeQPCBDGDXtwfDqAx5ZfbZptvddHsSXdTxBAtYmMkW3hQxEwtXPrPFMAsxTPqw3aHkbC26

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