{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1451576778",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe3de6dce0efe1df1ae80d2944b30709225b8e57d6574cdc1cde16eb04bfc7555",
    "signature": "0xdd5196e9eed48a1320ac4983b7862833203d594e1f97cd469b14d81568828c1d4df970a88aea129c1d40d907c12ed444d427cf07ce8f06584c6d40fff4550ad61c",
    "signer": "0x5A6DCd6E22135e4225594900c17114A7dAD01964",
    "userId": "580576096"
  }
}