Transaction not yet indexed

263bbMyeSx7HV9QU9g7mcdLoKuqmUuRaPk9MDFv7otgBcMmZ3oJwhGLDXwk7nWnpAt8hJQTKcM5PNDJAPq594cp5

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