Transaction not yet indexed

1spbNUMQhnNfvvbAiopcNQKXK8DvRAtcVyE12tQioWSTr7N7QA1tviCE3FNZHU5Arh2a2PcQ1xpXuTMULpcBhmN

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