{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x97748c7489d76ec24c35d143f379b1b0a4308479c2ed94b24cd96bd4169dee78",
    "signature": "0xc3390539ac5406c24f5ffccbfb7e9754aa1f8f32c612250009b29042a8fd6a662d4f666a67095416c5be874ab3b8d919bf560d5ee1d784bbaf202e6fd9c425521c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}