{
  "manageEntity": {
    "action": "Repost",
    "entityId": "884757738",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90485af74d453af5ba9b15872282d7f3baf6e9938cbfbfa0d53043f84eaa8f8d",
    "signature": "0x76a680c390c5a313fc8bc647db3fb32ef6d8e0167083d20ef6a7fdaa344fa69134b7ceb1de4bd8766362bc2514f43563041ada32c1e7f7701b3099ae5a065d891c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}