{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x44809a07831080f0ed50478ff8e5861073c7b79741ab55d9b2bb8088ebedc1d7",
    "signature": "0xd1c0e1a407a28199ab639c52843b5c0ed309498cb30ec972acc5cd5ee2d56987247e7a20f576459bb671b6b14d95127337d9d2af72e49a646d5a3900c2331aa01c",
    "signer": "0xf4932982eB30F083aAeE8850Fe5d411b7A5Df5a5",
    "userId": "746635137"
  }
}