{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xf2b78a77406fad504e4092060bf1b380d80a66cd2d3193e2fec7f8719a40ef2c",
    "signature": "0x9a298b3b7986151aab9329de2c7c21464645f54b367ed996d76870d92fa9cbc777125e8010e9e418936df0898f584d09226552f0bc0b578a99870f4bd62b26111b",
    "signer": "0x8Bd0Fb3FB3c18B08689f1275f54A507aFd71B6b9",
    "userId": "959507505"
  }
}