{
  "manageEntity": {
    "action": "Repost",
    "entityId": "616635",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x81776af28028feeac0472062c611a56ad992336c75a8ad8ab485b6751ee944e9",
    "signature": "0xcf7de31edba472cdc568545e59d0969821cda50d9812284b5d273dacb86d04b906d9836a2ee04f0692d53bbeeb53c5b7ca1e4899fd4118101ca697fd01f581541b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}