{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513521577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd9fc42089af62ece839452d8aea4cd60bc416cd1b260600991b1502b63b70a52",
    "signature": "0xed86283ad600505ec1e9b2c5b132e426d4ce4be70ae6a535124d6a857fc787847854b8c1a6ab15bec179357ed6351e4bfda50de0cabedc3d92edb86ca91bc7d41c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}