Watcher multiple condition script error

HI
i'm trying to set cluster health with condition in script but getting error while i'm execute it.

    {
    “trigger”: {
    “schedule”: {
    “interval”: “10s”
    }
    },
    “input”: {
    “http”: {
    “request”: {
    “scheme”: “https”,
    “host”: “hostname”,
    “port”: XXX,
    “method”: “get”,
    “path”: “/_cluster/health”,
    “params”: {},
    “headers”: {},
    “auth”: {
    “basic”: {
    “username”: “XXXXX”,
    “password”: “XXXX”
    }
    }
    }
    }
    },
    “condition”: {
    “script”:
    {
    “source”: “return ctx.payload.unassigned_shards > 0 || ctx.payload.status !=green “,
    “lang”: “painless”
    }
    },
    “actions”: {
    “my-logging-action”: {
    “logging”: {
    “level”: “info”,
    “text”: “Cluster {{ctx.payload.cluster_name}} have not NOT been green for more than {{ctx.metadata.not_green_secs}}s: {{#ctx.payload._value}}{{cluster_id}}-{{cluster_state}}{{/ctx.payload._value}} . & unassigned_shards {{ctx.payload.unassigned_shards}}”
    }
    }
    }
    }