{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1303198483",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31483724d8101d203864a9b6185af141561de470eb705d4e9baec0183d22b84c",
    "signature": "0xf6ccb81bcd53a0f74bc179df5a0f124e249ef5b2427fe222f47e758d877e7d5368da1406b244019bf34c04bc7a7a88a1b3f6c8ce4e0cc6f6e2e76498b4c1093c1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}