{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "817864519",
    "entityType": "User",
    "nonce": "0x5e0e01cd82286b308831edc4020e978b5a118b69c87a492aab461870d78d591b",
    "signature": "0x096522a4efa998133e784a6e0ecdf00ac2206a4311c8615ebea5035ce9dca7b310863dff53008835aa98b290fa57a5066aea58a24a69816d35969b66ae93deb01c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}