{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573399462",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c2c32cc726dc7d919b91905180b6ec315c42cd705fdac2b53db4c8cfb97f65a",
    "signature": "0x0d293d9393fc81de98ecc99462517076c592159bac49620083176b17dbde16332d1928cd8f701ad50f02e116acd2b7c30732a64634bade19d5068c8b7e58a9ae1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}