Transaction not yet indexed

iapk1dm51a55sfr8MmHufuPxZsvyFwZ1SVZFu65HiBbUDYrZxZZnzTMNCpyP9eNFqMCTqgrcfAimQbat3MkxJuM

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