Transaction not yet indexed

21nEtmb5t18AAPTfrbMCDjs6WuL4v4XsYPjoNkYMmfcYtvXmSmRsatnsvbbzvYLbHnDoYi2VgBr3RbDVayY87Fu4

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