lightning-signmessage -- Command to create a signature from this node ===================================================================== SYNOPSIS -------- **signmessage** *message* DESCRIPTION ----------- The **signmessage** RPC command creates a digital signature of *message* using this node's secret key. A receiver who knows your node's *id* and the *message* can be sure that the resulting signature could only be created by something with access to this node's secret key. *message* must be less that 65536 characters. RETURN VALUE ------------ [comment]: # (GENERATE-FROM-SCHEMA-START) On success, an object is returned, containing: - **signature** (hex): The signature (always 128 characters) - **recid** (hex): The recovery id (0, 1, 2 or 3) (always 2 characters) - **zbase** (string): *signature* and *recid* encoded in a style compatible with **lnd**'s [SignMessageRequest](https://api.lightning.community/#grpc-request-signmessagerequest) [comment]: # (GENERATE-FROM-SCHEMA-END) AUTHOR ------ Rusty Russell <> is mainly responsible. SEE ALSO -------- lightning-checkmessage(7) RESOURCES --------- Main web site: [comment]: # ( SHA256STAMP:04bac6c24dea9dbf1f0d42015b1452875154d4f270e264fbad5145ed4b747448)