Transaction not yet indexed

AmEJ1cq5grVf65MjsWtPWer9r36jRb8aFKQBUmxXTztSFxD8CZpt1MkSEx1qcHCdmmGDQNefVaXRFP4o1eNNy2y

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