{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb984208cbf9aa624b10f826c79077a02dc5f9f806c3ed7f35a10b087b98c14ed",
    "signature": "0x601751f11fca69de6c75e848300cd841cb910c7bce58de7b53c05c81a76575d16d0c37249cb5b12c090e5a5ab92dde669bbf99c1745a3faa3eb24158ae72dcf61b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}