Transaction not yet indexed

2c51mLuMQWMSoFf7TiQdi8quEtGkFjRDTiWqb9oLW7dNQXLSoT5ozg7sr9QvKddWyU8bSDUfSTm6cCbXhWHoREFZ

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