Transaction not yet indexed

21MffR3Wjx4dXNeTcdmX4dED1jaBQbLyQuATsBcpWRVL6Vbgqgr85357b93dVKHVbonwfyLuRxvkDPa2FGYwQBaN

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