{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "943383009",
    "entityType": "User",
    "nonce": "0x435fd412ff3367e4c3a6ef963df85eb5a0f9a7a52f7dd9aa3369a7790d568901",
    "signature": "0xcb2c8db75ed9f476322f5e9dd1902871a51213bb35dcc2c871e45061f9ea775521b161996dc0c3d9490c1edcc67fbe74772e0253b84121c9de04522e5e9eee651b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}