Transaction not yet indexed

421FkPJR7EPxdArJ2QMLNAX18WEN1jQVj9wiAQZE5ntv48q4YPEMi5YYdVTxjGArRYEozvNKPhpx9w9E8Fad2nWX

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