Transaction not yet indexed

78TtbMMLVk5nHKejKhM1AM5bSPuB7zsVhqEC5hcJPCRjPJ1LxFi4qGqk1ttVc9nkVcxa7j9cAMeUoupW8bAk63K

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