Transaction not yet indexed

nK51pdM8KiKnbMtNFNJfomvRQdnFEsgi1YThEyh1Gj2CA6yQePkAug4DyYgotM8kRTiBQHNhJSwSJbejJG7RTf2

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