{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498796",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9af7dce2baedc81c02920e3c642eeebb9af8aead7141f1b3271de1435112c954",
    "signature": "0x7d9c3b2a7e167ed2f32f08ee480a5a5205d858f7871679a92b8b4c5225737e34308d9c61c11cdd19643cff1cc89ff54002a90f8672a6f44047921a02c1b2ec271b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}