ucan.signGenerate UCAN signature. function sign(crypto: Crypto.Implementation,header: UcanHeader,payload: UcanPayload,): Promise<string>;§sign(crypto: Crypto.Implementation, header: UcanHeader, payload: UcanPayload): Promise<string>[src]§Parameters§crypto: Crypto.Implementation[src]§header: UcanHeader[src]§payload: UcanPayload[src]§Return Type§Promise<string>[src]