{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604867253",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x562d3b0e0c83f2f996c9eafb8e25eff19ac2fc4cec952cb537cf6e80f1eccc57",
    "signature": "0x8fd7c50be4b954c853baff8b26e7b13d9cdee4b095393c4d4f4479fc19d46046003d5911a8ee56f7410ef3baea3f0b151a51f6a2331f4f9b1f01268f8142974e1c",
    "signer": "0xEeea4f65FD2D7EffBC68176EAbe8544B088Aed57",
    "userId": "584616263"
  }
}