Interface SubstrateSignPayloadRequest

interface SubstrateSignPayloadRequest {
    blockchainData: {
        mode: "submit" | "submit-and-return" | "return";
        payload:
            | {
                blockHash: string;
                blockNumber: string;
                era: string;
                genesisHash: string;
                method: string;
                nonce: string;
                signedExtensions: string[];
                specVersion: string;
                tip: string;
                transactionVersion: string;
                type: "json";
                version: number;
            }
            | {
                data: string;
                dataType: "bytes"
                | "payload";
                isMutable: boolean;
                type: "raw";
            };
        scope: sign_payload_json;
        type: sign_payload_request;
    };
    blockchainIdentifier: "substrate";
    type: unknown;
}