Transaction not yet indexed

5FfzSDJCpFSMYbdpg6yQkYo6jbUufzCZUzsPcHfBM2QqtzzDyEL5Jf5Kv3ZjE1zQAmqAXvnJ1xTRWdTeRUNNptng

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