Transaction not yet indexed

MfDUU9uk3uHpK2ZTUR3iZrutvRY4PJzA9DC81hMfsd1uzKSH1MBsXB6b4HScbULkoPxs6JefGoMnZwpNGXQ72ee

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