Transaction not yet indexed

21ECXuUM53L5PNTgAFyiCEP1WmCXML5frCCTHbdQhzKaCASRZMFgEuwqdGPATkCjGbL5KgLL5um9kvYf8qq91UAv

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