{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41868",
    "entityType": "User",
    "nonce": "0x68ebfe06ebbad9a3f6d36a555409818367fa0c163ab3335e5d39ee8c794d1d6c",
    "signature": "0x1e5cb58ef4c9daf563997f5bc91354797da35a0aec09612c3bd7bb8ba49afdbc0086f0a61819f1e1cc413f791bd293bf4169a941110da439521361610ac154a01c",
    "signer": "0x720537125Aa4b451266209E0d508D7576a4bAF94",
    "userId": "942771296"
  }
}