{
  "manageEntity": {
    "action": "Repost",
    "entityId": "305873",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5026c986325c948c4a1b06ecc492e7669f04feb8eee0d006d1cf2ff365edd249",
    "signature": "0x4a28219295aa4ca5abe9ad912b2c93f6994f63312c8ff53906955a3c048f40191c5c1525d79481b1f583f26cddb88f98536d56928e295545d1f5127788e89a4b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}