Transaction not yet indexed

51DhvvWZ7KXjF8JkJSwdmFZSyAKt7v2nPbUuai5cMtyhCLXV9jx1ijquN8GacWFnFooWYJUoLGkLV7W8PC6B4E21

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