{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "368914",
    "entityType": "User",
    "nonce": "0x162fc4ee9e46b3e72be5efdd9a23c4cf03678eefc9bc4504aa40db363fd49182",
    "signature": "0x783b85bad01a905040cabc0c9d2c9750d4e8928ef77bb392b0a1f078e9bd35960065ac694076c5315a119421e3f3c1f09ce800a5756a80150f3ea15fcfc230561c",
    "signer": "0xC1896EAF7ae2431A08647A163291b5a8A0cd2a6C",
    "userId": "185209372"
  }
}