{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478457403",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xef7f288604383fd27bc9d8d0202c71d69d10f9968c8b3a824f7f40dc7f5880da",
    "signature": "0xd522695a478cf465b8cbe551cb8b28f964cb1cbeea65894ff3ec01f3d02e6e25154c9547db169292c64056daabbae03712580a6a11d6b79c83a7ada280b5535d1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}