Transaction not yet indexed

AmRkQKAjvnbbWqENHn6YJzunmMThYkhEh9DmZryECuwJs3pScHjLKBDoEStWbWEMw8nVtKRdpXLiZRVr8NkSNhG

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