Transaction not yet indexed

66Ec4f8VkRjzcAdwcrKYErwbHCB2f2wty1ySb18Je7evbAzDuE8op43T7BsY3FDrcRBHLt4nUDS6khvx9Nwoeeha

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