Transaction not yet indexed

MMMRRdt7xxPvcJ5bU8yxvvNF1ZCDqak8kACWia97qFw9eYQqA7gnvpmVGEwZvzn3YPyuPafnKVrQR7KQVCSN8Hz

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