{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619505658",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x035e49a8370ee129af58e95ce212648f74060dde839535ee5d59f639a839eafa",
    "signature": "0x9db7d2dd3b92db4d84a831df489d62f5f7d8b578a73f3b001ca6d60db3e499d11f19baa1e8cdff9e3100f1591674f15181f2d5f71115369b311e9f43cb26ae001c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}