I have tried to change dimension to [-1,60,1] but I got this error:

{"detail":"Error processing request: <_InactiveRpcError of RPC that terminated with:\n\tstatus = StatusCode.INVALID_ARGUMENT\n\tdetails = "All input dimensions should be specified for input 'lstm_input' for model 'MTkyLjE2OC4wLjEwMXxTaXRlc2NvcGV8dXRpbGl6YXRpb258Q1BVfFBWRTEzUDEwMQ', got [-1,60,1]"\n\tdebug_error_string = "{"created":"@1660528548.049544414","description":"Error received from peer ipv4:172.18.0.7:8001","file":"src/core/lib/surface/call.cc","file_line":1069,"grpc_message":"All input dimensions should be specified for input 'lstm_input' for model 'MTkyLjE2OC4wLjEwMXxTaXRlc2NvcGV8dXRpbGl6YXRpb258Q1BVfFBWRTEzUDEwMQ', got [-1,60,1]","grpc_status":3}"\n>"}