{
  "manageEntity": {
    "action": "Repost",
    "entityId": "687654480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x242d5d867a643277d4e4bb09be26023354c5b397ab37e6f2701a8bdc4bf08914",
    "signature": "0xe26a09ffabd8ba5e88b8ccd9ba488a1fd405346039fb1ca1b5e124f8dc0fb564365b4ff86fe605b2c95678ccd2522acaa7616cd5840c34a2808c8af1bb9232d41b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}