{
  "manageEntity": {
    "action": "Repost",
    "entityId": "443235546",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1e2d543ed7188d28c621a62409464a215dfe99ccba2885fe3ed6b3476eeec00",
    "signature": "0x3f012d2780b1a8b692ff21be7be8c8829fbc659b56fc33e35329bf8008b5f68c06af7d5cc6c3803f0b5d45ea6ce39b25a73ff0b5bb3bc3c635cd16a85f8760eb1b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}