Transaction not yet indexed

3C12YwAmRACyGGfbvorG2gSkS5YyFJJs7rhxHWqNnU7zkqeYd2TEfiFnRJw2EJw2DPa1LU9jMhtjF6vknEBKK5Lv

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