{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x471f9e15f4999cba95429ef295308112cc4bd6649864d7cf002ae56caad06ad5",
    "signature": "0x4067ead7f51057e7ce0445135a4fd58d3904faf5b764de30132b4f72a292306a58544cb52ac8a159409a90c514f7e82dbe5b6afc0bcf59961f94c0fb63bdca9c1c",
    "signer": "0x7E915FA0e857276481e34ca82B4A88B53a13ED15",
    "userId": "396044630"
  }
}