{
  "manageEntity": {
    "action": "Repost",
    "entityId": "812744412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe6599b15940fc31b85a6f647fb7b7f71670316969cf53f222608ddbb4b9c5f4c",
    "signature": "0x4c1b95a5a8d26488afb621e05d23754c5596b696ee90c191240cd441712fe3d75fc86d35531d68f91778ea6add03fce4cfa90b2dd905aff4cf451ee3ab6eae471c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}