respond: signer=nearmpc-infstones.near, request=SignatureRequest { epsilon: SerializableScalar { scalar: Scalar(Uint(0xA0F543DB4FCC49EA7D8ACCB33372A41BFCCA3EFEE408049960BB383C07E07D0E)) }, payload_hash: SerializableScalar { scalar: Scalar(Uint(0x1F594AA2C2C1D73D67E746B34632A8209DDDE010A2B16EDA04C606750918FA80)) } } big_r=SerializableAffinePoint { affine_point: AffinePoint { x: FieldElement(FieldElement10x26([27734786, 62829433, 43463364, 8870527, 11567738, 4900319, 30068858, 37558141, 9849203, 435372])), y: FieldElement(FieldElement10x26([7350470, 50544449, 46455305, 50710979, 29580871, 46041607, 17968651, 48613257, 13693028, 3646584])), infinity: 0 } } s=SerializableScalar { scalar: Scalar(Uint(0x7D142A928FC5A2F22BC0679614B2DA07AFA15590F4602BF9C82DAEA22CE23BB7)) }