{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "994858715",
    "entityType": "User",
    "nonce": "0xc83565209f1c8e62fb1f04bcd59922bb0cf6d27fe2486f3304e334f97f905632",
    "signature": "0xe2067a0a342863528641a719c328d918ee5fed38811df66d80169e2cae48976131e2c40d274c9585b35ea076e1a3f7a440701d5609e14ac11aacfc483c2e94cc1c",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}