Transaction not yet indexed

Dd6i7u5Bz1SVvuuSpM2ceP6vywKXbiCrUJc9sScDpt7SHAi2nmuQGV8ZDAvDPRUAswdh2DNDjWC6fdYBB8shUP2

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