Transaction not yet indexed

21cTaHmezyfoM8jPr5sbr35tPWjoDSFDpko55vWNKNW4CaXbSbaG85hPqcYWHkJq4x8s5QSJRUCdwRvJUMA7KQVa

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