Transaction not yet indexed

51i1jiB9DfyFhv2ZMNMdSMTYFbcYoqtDoF7qVkqurX7EqVjYTc5WHh2msSHNpKX6MXhAZXKNQW8cMnRdi6MCbPS8

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