Post http19216810129apiv1query_range dial tcp 1921681012980

connect: connection refused

This error message indicates that the program attempting to make a POST request to the specified IP address and endpoint was unable to establish a connection. The error may be due to a variety of reasons, such as the server being offline or the specified IP address being incorrect. Possible solutions include verifying that the server is online and running, double-checking the IP address and endpoint, and checking for any firewall or network issues that may be blocking the connection