{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900130103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3336998cb53ccdcf04aa3416b135461e9f1d9c03f9efe65eb7532a044ea5b476",
    "signature": "0xc38fbbf623140638ca8b6b1009fb440378b043d8f23dfab5701f0c8fee4493155f65699877e503fd349a2bbbe865d34c13a7c6e99cd62b711f4a382ee9f6294d1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}