{
  "manageEntity": {
    "action": "Repost",
    "entityId": "812046708",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18963de80a40f58cca1efbb52759da32b38a4df986cd452011ed0ee0be0ed8d7",
    "signature": "0xac02ed71ba66e091e20f236fe789199a93c317b621f8dccd8527e957a4deb18a3a06b720bd1db2e42da908d5ea0e0f372bcd3a374e774a6be221a5c781e21e8e1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}