Transaction not yet indexed

MkXqJMLVJ21bMfyeREsDfJS5DY7kTaPK5eUsJWrqxxtZ2hWifEmfEARoQpgdDf2qpp8BphgKAwJirunGX5y1QWu

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