Transaction not yet indexed

263ujKMEeJeU2CC631uqx59k79DmL4Rf3NjquC2AMbhqcr94qiTdAJXPkLBRAUqU8fU49N2LA6c4DVbLUU5ENbLT

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