Transaction not yet indexed

mpB3fiZ6sL4eW48JkK63AZ7vN9z1BSQabTmYqu5JuEuc6sNPiH2HPJsb6BZhUGwDeB8cBCYAazPC9sRg7ND5vh3

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