Transaction not yet indexed

EX26Xnpr52877sFDKMN2M5G7hwvHDX2UcoLzET7Dw1jF7fsVa2F248sf313Zs7yu8LnTxZm8M5M1GqDphdMDv7S

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