Transaction not yet indexed

53ncdbTpJcXY71usfAa1YLy2Aw6izqSAp7apBgd5TnKSoQaB7vNoz8zVRTJSPzf5TCiPNsFJsZw7UB5xLGAMwLST

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