{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451340538",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19d189db5eafeb7c605f5e1ae10de8317f1604b9a0f69dad4452c1cac7906d1c",
    "signature": "0x07c728c9b6f70a3f4ef39984bad31222bbd8ae96027682bcf4aa537c069e9944650d8907544ef34143fbfaf04008a30c45fb5b6bc5350dac5305124da377897b1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}