{
  "manageEntity": {
    "action": "Repost",
    "entityId": "674630798",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1053773804e3e2bc889ba99c0c81c0292989e6b413d47b7d4a61e6edc99c074d",
    "signature": "0x9348d90de300784a030b748bd90490d84feb24edaeaac6d017687df01727997c08b78f4245315b16bc949f91cf30e4bc6f1ace327796b2cf1bad51ee83f1ceff1c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}