Transaction not yet indexed

21a8NsmYPwVbDXNum3fdjdwpjafADuDxPiw54ZFVBKqPMeHAX2FbbJkrxwkJ8oAz9KWpoBYdsPb4r1XnEGdnqwLE

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