Transaction not yet indexed

21SKyNLJGxwgZk9v6c1uiaVgNpPLMZyGYqnDYPRHx6WUbfL6BGK3hbHE716PsMf3mAHLLKdT2u6d6vsjHR8GkVmL

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