Transaction not yet indexed

ymfU6dTzf2ZVogw84sqhxV6ZgyyXLvqXPrNYWXRPEajcJrJ6Pj7RHq4QeWmokbGqdE1qjR5DegUhWzmTPLb2m1q

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