{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358998259",
    "entityType": "User",
    "nonce": "0x19925794b7b18470fadaa89e8953b2b40997dfdbcb54a8209afda19d4ecceb2b",
    "signature": "0x5dec82f38d943b503620c880b5eebfb7ac00f87f0a8436384d897720070161b62da37537982d75695b6d625cee517c220983393a85366ce3b173badc8bf0ad481c",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}