{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603919254",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6846308033923645cd17fd7a63cc90ec805c038e73f47ce55c4bab3118f25b63",
    "signature": "0x717fe0c5447ac5983b2aec5d699ff301c8d969cbbdfc72a1f7e3a822c663fe1309675ada49404f2ff9f83cd4e966a769b5c99b752f75818108b7b2d7280cdbb91c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}