{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516083",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe5bb3baa9982ef383982c87cd914cf48978bccd457cb822fa01021ef27a87888",
    "signature": "0x6a3bccfc7dd59f1ecf0ed3018c50444d122626a788d63a02689b699890dae01a205e0b2f7406c653a37944512f455fff9f704545c71790775ea818f1b2cbbcb31c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}