Transaction not yet indexed

MmgTnM8kzwzbWC8PRarxjFZbAnmfAQvWoJkf1K2MFZoLvRkWBD7xsmnZQn53Sr7ixBrhZphfdBn7pCAnwWV7UsJ

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