Transaction not yet indexed

MSH6HXTWc9skar5TEm4AbbAz9YEBk3VFCixCqgQ4cAkU3DoUJ5aBZLpUgDtYQeaAxVSTJfhvzWGkL5wVKBZFCj1

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