{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1374342718",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6e83fb93fa2f3281258aa523fc081b14c30e07f18f009df6734265b3375d533",
    "signature": "0xab223527d2a22f8b3ec5cdfb01d00faee158388fe60b9abd456ee8ee4eff36b445292ab5f5fb8c8da8ad11dc6521f45acc6da46b8e54c9a388f572a7bcbcf6e81b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}