{
  "manageEntity": {
    "action": "Repost",
    "entityId": "476609379",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b40c544ed8b6b4c64dc600e0523056232812cd9cdfc11d83a9df425b79e0226",
    "signature": "0x7e4d0e22a5eaef5039886c48b0bca5da6309a557b3edd9d5223f4d9a987e323a1fb58c99b90bd39eeaeec2f07ba995672c48237d12f1c4926d0070adfa51b8ff1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}