{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98894",
    "entityType": "User",
    "nonce": "0x541073b0bdbffa2ec37446196327ecde939a5a888b5ee5e7f20fa00dfe484cc0",
    "signature": "0xea64d73a6f42162d5042a2454105b3e920d88721e3690030ea6f133f5f0ae9333d38d2341af067e182ba8b05b3324a17bd03f70ec6482fc21a442503177346d71b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}