{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1291402780",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1260f7da64803851f4823142d604b7bab40d9e3c387ebc53416c87230d8aa8fe",
    "signature": "0xbe64d60848418ad5dab360078ea12fb81e7c916de606e9d08372ca04ae6987a02a7918ac9c24cc3d9762bd647c3cd9afc7c1e42eca3065086a4205a66f3edc051c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}