{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1290740404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x549eca3de73e795de245c5e8e3ea8319e34220619d0e6f9b524bd9c95c06e9be",
    "signature": "0x5ffca7cad5ee41e633d5d32728bbcacbc915b893d82e3f42fd47abfc41fa82e629cb3f2cec5fa3fd7260a79265ae02490092b81b9917cd5f060f88e0446dacf31b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}