Transaction not yet indexed

mu4LMMcJAbQhp2w71ijebvk4mHXV7fLa8aM4UY97yLLCSTCmWwceyJLAc4J8MjogaYLehm1M7X8GXfXxfU6tB34

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