Transaction not yet indexed

1MmtGD6Tr6myiCcnf1nSxRJaW9mNGu3sapPAkgoY8bqpfdekogS1m1T8Z7Ufuw3AyCy5zi2uWkCHxptwTUZt4Un

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