{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545239771",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2ff17c91cb0ef01de9dbb231762b607b3fc49dc27b5dc342e21bb08af66a189",
    "signature": "0xafa01f59279cb8cc209fd1b403905acc4633680cfe4f17973d7af0072be254f35d104c362edd3ebee162004ca31989aa1eae7221a051d1d3081e442844ac16ca1b",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}