Signature (rosetta_lib.Rosetta_lib.Transaction.Signature)

val decode : 
  string ->
  ( Snark_params.Tick.Field.t * Snark_params.Tick.Inner_curve.Scalar.t,
    Errors.t )
    Core_kernel.Result.t

val encode : 
  (Snark_params.Tick.Field.t * Snark_params.Tick.Inner_curve.Scalar.t) ->
  string