{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "422886157",
    "entityType": "User",
    "nonce": "0xbcbee4ec3a62df91eff97a59fa342595e6be75bc643e61d7d4902549dbe0927e",
    "signature": "0xb3bd7fa3e39262135cd489ec26f80a5f8dd1b3757bd3b6353c8ddf57a126c8db72739c9e88662c96be65924a188e52a0c014072ea1453336b4d675f8c2c2a8d81b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}