Transaction not yet indexed

MEd99rEEwBM6yPLPDvg2k3UaY3KMsuqJ1Gqo7uFGhD5fjoehC6UJWwQiBXco2bf5eb8Nx8ykuwBpUWyhFuQ32Er

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