{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x884e725b1d2e5b316f60c3158d88606facf0f7e148372a4b5ab303f52cd18846",
    "signature": "0x3d39f6b71313d745248b5abcd3341ed0f97dabc5e29c75bda6009da2c07b940c7da5f341cfebf51a62af06f83a887029d4266146da2e6e3622a06b0f39b7a1e11b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}