{
  "manageEntity": {
    "action": "Repost",
    "entityId": "661887853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x662c281c1ac2986f4bc76b98191d7a1e8606cbbf4c1c7da3b55814b2959fe3f2",
    "signature": "0x862a66b2527ac0c2fa1119ea5e6f3f7f29a1d046e6ee376cef711569f2ba3686252ceef54ce79c02f3635c59f1c29ba3c5e2f615d2eb2934489337e3104a00c21b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}