fix signing

src/brizo/Brizo.ts

@@ -197,7 +197,7 @@ export class Brizo extends Instantiable {
     public async createSignature(account: Account, message: string): Promise<string> {
         const signature =
             (await account.getToken()) ||
-            (await this.ocean.utils.signature.signText(message, account.getId()))
+            (await this.ocean.utils.signature.signWithHash(message, account.getId()))
 
         return signature
     }

src/ocean/utils/SignatureUtils.ts

@@ -15,6 +15,33 @@ export class SignatureUtils {
         text: string,
         publicKey: string,
         password?: string
+    ): Promise<string> {
+        const isMetaMask =
+            this.web3 &&
+            this.web3.currentProvider &&
+            (this.web3.currentProvider as any).isMetaMask
+        try {
+            return await this.web3.eth.personal.sign(text, publicKey, password)
+        } catch (e) {
+            if (isMetaMask) {
+                throw e
+            }
+            this.logger.warn('Error on personal sign.')
+            this.logger.warn(e)
+            try {
+                return await this.web3.eth.sign(text, publicKey)
+            } catch (e2) {
+                this.logger.error('Error on sign.')
+                this.logger.error(e2)
+                throw new Error('Error executing personal sign')
+            }
+        }
+    }
+
+    public async signWithHash(
+        text: string,
+        publicKey: string,
+        password?: string
     ): Promise<string> {
         const isMetaMask =
             this.web3 &&