{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474910",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28c840fb9db3c742240403eb02d4e9160645c6ffd7509655e7cde0c15339c8f6",
    "signature": "0x50e30f250f37ce62381ae0f158cf23899d74d8aa9b989a00abec1c1a964219b71deee7ee5ddff77d687202cc156199e248e20239bd9d00f14acb1ebbc3afcc6f1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}