{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1289727188",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4c9703fb8859aa4f8928bc4d4fa8a58bf52b05641542df90298465fc65dacd5",
    "signature": "0x137b79d4db6556cc69ce58d24f5ae816974bf1edfa0554c4b3a335e1eec909a325bed948a0add8ad2545f7aa1b1336fbbba22c2422ec8f93fe0d93140a8fc84a1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}