{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538037690",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x634b4c8dcea42b0884e565013adf4d5471e07375adb261112de2c60b7ed7098d",
    "signature": "0xea7f1f95195aebb846f3c988df4a825970fbec65f0fa4f749cf0ff4df454a166169374abbcb083dd811d1de06aaa5ac00e6c471dfa6c2f55f40e7789932d63411b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}