{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1551523912",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a4980a3b6ff4ff13e94d740c9d7ace6f67d7490c9857fd83902c3e5554e9da8",
    "signature": "0xd397ee9386ca9c1db3b00981d457dfa14ceeae78e750382af67cf0e81bb171837d8536d67ded963204a8dfa1d2d1583d11a56d98c7f8c278d2c1ceee6a183c9b1c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}