Transaction not yet indexed

66MKZ813aDeZJukq6eZx1MWtNQgc7sZBehRGwx3pSJv6sHdZpp7AEuSQqSp6VkemKqcWr9AjWMbyo7BxFbM8AmP7

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