{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1403112569",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4374698db0d64a528e707a6ec169f8aca72ccb792b30ac6a4d478288add2e501",
    "signature": "0xc722bff34395f5de71715e208a8a900de867542a1cc8e132e41215f332e876cc612fe75340f014e80133be08023b27863f8f9c2c087d0cfeeee4c06cb6edb6e61b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}