Transaction not yet indexed

Smm7LMRpBnaDD8aHoh4s5qDKzimbbmP2NkDo5Y42m7n6inE2n2W84z2dAQBbrVmswWR4JwMHY2jyXynVxudRvL7

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