{
  "manageEntity": {
    "action": "Repost",
    "entityId": "343407123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x007e8f6d2c79b017d247cc9c474e7035e89b5cae2c0bef82509515f7c7084b83",
    "signature": "0x64322f0f82af7f36c1abc3d86fc9e1a9b170f8b580efff8bdfe4bd68146a836a6debf649434180bbb7a5f562d2bf3d07558e31bccb01eca1ee1441cf764bb6d01c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}