Transaction not yet indexed

ymM9HKCTt7nc2mApHtzk84vFoEVgGiR7Q1DCg6QC9oXTGiUCTEaAPDvhx6P3EK8kmz5mDkYvcBy72bc3QJi2NJZ

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