{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541268",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x774f4c88cc108828d7c5438dd9d04a28a11361eac92978ce8ca8c1e038ffd7d2",
    "signature": "0xf0bb57dca66e858d37f87ab5b93c85cd9be06f722f5adbf1c7b00305b8b5da6932c0fd24d462c81ca6367c3710e679ba50f0bd97bb3bee65d0af54cf911cda191c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}