{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8792ba09bceb9405410475a6de77429dff6fbcc573506c33f8894c250b726c47",
    "signature": "0x2cff8da083ac9f13238f8a48a787d673be8f3cb6841d2b850e3bddb446c2f4bb333c9a3f01e4481483feead31b534f8192a3b9b7f0b79854af803ad2011759c81c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}