{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x557f989f00348c6fc8697e94cc6defeb9290bf93fa47465d278278d2f15d8712",
    "signature": "0xe2fa171569ad99f6a434aadae583b41b006e699059523b69a033d3695fad7aa5198c8c324a6ecce07cb5cb3d42bc0701e45e6364b41a8e71fc958bd192e48c5d1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}