Transaction not yet indexed

MybDFYjRH7orcmmb2xYsAG4CKBFvHGLGaereYKMvUFw8UJF1NdTZvYXqVJSaZkt2d7jKiSmtJcQYW99neuEy5MY

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