{
  "manageEntity": {
    "action": "Repost",
    "entityId": "546408840",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe3cf5ccf71be9e1286d1a630da2d5081f3e94715c7b15b3cf1ffb365ed44fd54",
    "signature": "0xafc3c7409bb7b42bb44d693d238a048653e5c7890c0bf7aefc538e308dbda4281b5bde23d742bf1320ae1355283d4074a17487e8854046846743b424c349374d1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}