{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1212568901",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e07c84aa3cd5ad61d7d5ff3485f903bcb1c12fd79b54f97071bf59d3831e6ae",
    "signature": "0xec0ab9a4f413cd278472de881548a91287aa13bcbc6d69811c75811109bbf987261d5269dfee2bed41f7a63075c94362ca6d051a3f12af8e250923be0b34aa011c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}