# Functions
Register the metrics for the jsonrpc package.
RequestDuration observes (histogram) the duration of a request from the provided starting time.
RequestHandled increments the requests handled counter vector by one for the given label.
# Constants
RequestHandledLabelBatch represents an request of type batch.
RequestHandledLabelError represents an request of type error.
RequestHandledLabelInvalid represents an request of type invalid.
RequestHandledLabelSingle represents an request of type single.
# Type aliases
RequestHandledLabel represents the possible values for the `jsonrpc_request_handled` metric `type` label.