Transaction not yet indexed

2C21Ud1u4SmiRSd13Yv433rqvahRbfRMQwXMWsobBe2i3suYaJQWXDZzTd9XTTGtrWmLMdrqLCZ89oncUxPMZkb1

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