Transaction not yet indexed

AmYKd1Co5diK5dnHcmkEet3PC3Lr2htjSfPEAW2tpsJdL83hxf2eQZNsTex7DxXXPMGYJqPAuT4jC7fzPZAp9Tc

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