Transaction not yet indexed

MpmffwwVBEXEZZ2tCEp2uBEAQu8DyXrWUm6Mq31Tu9F6EjrHb8MTJtxZUDTK9pCaLyuP5bFMsw7GR2ZsXfbYyuj

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