{
  "manageEntity": {
    "action": "Repost",
    "entityId": "991228",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9bb7df22d3affef8478141b6bdeb527f7d00587edf17d9b493117742492a379c",
    "signature": "0x5555ff40776f2831742ced1f46f79e346b535c50f0d17b5a037d5eedbf0aa45b3b44a108f1b9e3fc6687b665ffe5b1125d86556b69530ae8c9b8a03e473250dc1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}