{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x77a65c2ef2860dcb89792c88f30cfd47eeaa819cb56027730cf84255bc992f69",
    "signature": "0xa2450e7f04b69c60802ef4bf6a40f4fb356a46c86c3200de9b5104ce109e5bed699f77dac52219c2c2930a2b1a7acff2a0dc9f96100cd19a02b36dae74e3ec8c1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}