{
  "manageEntity": {
    "action": "Repost",
    "entityId": "534247814",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x475e1fac203658a145fba28527a3d603f08e8a87d95d0ca61e40d46a72230e62",
    "signature": "0x27c1e3bd32d9fcf2c66ccca299683c3dfe2751b090fb615ef8c88d06caeb092c3dd85bebec20cb54cdb70aa70838bc9af2efc9bf8ba9f8d1618945665bfb83b41c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}