I am trying to run provided sample but its not running and giving dependency error

[testantech]

I am trying to run provided sample but its not running and giving dependency error , following are the error i am getting although all the required dependency are already added in build gradle but still getting following issue. kindly let me know whats the issue.. i am trying this Run cd encoding ./gradlew run

Could not resolve all files for configuration ':compileClasspath'.

Could not resolve io.emeraldpay.polkaj:polkaj-scale:0.5.0-SNAPSHOT. Required by: project : > Could not resolve io.emeraldpay.polkaj:polkaj-scale:0.5.0-SNAPSHOT. > Unable to load Maven meta-data from https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-scale/0.5.0-

SNAPSHOT/maven-metadata.xml. > Could not get resource 'https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-scale/0.5.0-SNAPSHOT/maven-metadata.xml'. > Could not GET 'https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-scale/0.5.0-SNAPSHOT/maven-metadata.xml'. Received status code 403 from server: Forbidden

Could not resolve io.emeraldpay.polkaj:polkaj-common-types:0.5.0-SNAPSHOT. Required by: project : > Could not resolve io.emeraldpay.polkaj:polkaj-common-types:0.5.0-SNAPSHOT. > Unable to load Maven meta-data from https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-common-types/0.5.0-SNAPSHOT/maven-metadata.xml. > Could not get resource 'https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-common-types/0.5.0-SNAPSHOT/maven-metadata.xml'. > Could not GET 'https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-common-types/0.5.0-SNAPSHOT/maven-metadata.xml'. Received status code 403 from server: Forbidden Could not resolve io.emeraldpay.polkaj:polkaj-ss58:0.5.0-SNAPSHOT. Required by: project : > Could not resolve io.emeraldpay.polkaj:polkaj-ss58:0.5.0-SNAPSHOT. > Unable to load Maven meta-data from https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-ss58/0.5.0-SNAPSHOT/maven-metadata.xml. > Could not get resource 'https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-ss58/0.5.0-SNAPSHOT/maven-metadata.xml'. > Could not GET 'https://dl.bintray.com/emerald/polkaj/io/emeraldpay/polkaj/polkaj-ss58/0.5.0-SNAPSHOT/maven-metadata.xml'. Received status code 403 from server: Forbidden

Addede dependency dependencies { implementation "io.emeraldpay.polkaj:polkaj-scale:$polkajVersion" implementation "io.emeraldpay.polkaj:polkaj-common-types:$polkajVersion" implementation "io.emeraldpay.polkaj:polkaj-ss58:$polkajVersion" implementation 'commons-codec:commons-codec:1.14' }