Transaction not yet indexed

mePvWgHXsQKgLE79vHUMqvnZ3dh7YcUY6URymF5jS2vQZjhQVGaU9ZTpmpv3SAqeLNjUVjeGUQpjMCNwLShWiXQ

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