Transaction not yet indexed

421aCkJceMDuGVLMt4J13iy3XVnbHmDbmAYwqogHLbqZi2fexS6NFebB1CSqFrGU4VmULfkRiJR2rYw7KymsUmXw

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