error: [Transaction]: Error: No valid responses from any peers. Errors:

I was trying to run this command node invoke.js but it didn't invoke.. Rather it's showing like this . what should i do?

2022-09-25T18:14:48.332Z - error: [Transaction]: Error: No valid responses from any peers. Errors:    peer=peer0.org2.example.com:9051, status=500, message=error in simulation: transaction returned with failure: Syntax Error: Unexpected token H in JSON at position 0    peer=peer0.org1.example.com:7051, status=500, message=error in simulation: transaction returned with failure: Syntax Error: Unexpected token H in JSON at position 0