Transaction not yet indexed

1Kpg6DudXYkXdptjbUS9nxm6xytbhyZTR4unCvNGG9d12Q28TGHYQ9RYkBbnE7nB3SAgdiZigCd159qXbgMLepQ

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