{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62906",
    "entityType": "User",
    "nonce": "0x6ec37727d27cdcdd562ec1e1e8dca30483bff5204a94777473b642f0b0670fd0",
    "signature": "0xeb14062752d7db882d0339297e952d88c7b6ec9b588fc939681cb250886f02fc49d9a67968470e76d0f4f69c2e63d46474b23c9f417005875f4a0428343d71ae1c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}