{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x6b422e46c58b6d6a1ab4a408f4db916b05feba862b62369771ceb5d80785c8d0",
    "signature": "0xda32d7195fb1b59d092c8ca1a4688fbce37f5bf811ccd48e00d0d61bc16c2be3602d7ec3a010b65a7325449a778b786e1d25d06b88d74c7e5d25302647f4eb771b",
    "signer": "0x809Db232a6131f46553BA571FB17bFA2cc58aeE9",
    "userId": "351386054"
  }
}