Transaction not yet indexed

21MD4RgkJPLxsKNTamgiMVTb8QkkfBVNosToMZ2fCx94CnQJB6FnHutZoHZgvhMPHHqoMnxeNmgKyJPd8XSk8sxW

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