{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742653",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb32cb5bcbb2acebbf66527e2c056e7306315a450085bb566cc9983866b6aaec6",
    "signature": "0xe35a860b45e556b033df0f4ff47913694677794f8de451ca78078bd3d7d35d3f6663770b1f5fd01cda668a7cc924d3bc081286ae709d53a7c653d7887eb9cc601c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}