{
  "manageEntity": {
    "action": "Repost",
    "entityId": "810632509",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x423ca76a28cc0220f857ff4096f5e2d0f5efb3301eb6987190f7c2fb8203bf4b",
    "signature": "0x90df0261b68e146799b1d88ca4934c6a6dbdf25cc9e5188acddd99c9cb4035224def37bd429b1753440a4338c14074c05f52265d83e6c41afc3f250f7b441b991c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}