Transaction not yet indexed

56nnSo2mYfPRBf49w2NRpmnuQP5dyYviDYnzvm9eroQGHwDPMPnZM6qL3fYY3S7CPPpQQuLiyDWRdvQ26YAeCErr

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