{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58992",
    "entityType": "User",
    "nonce": "0x8dfa4e305711cfadc4614e3e4a2650a99d06daeb0464726a9fda90d7a45baa41",
    "signature": "0x9b49522aab19dc1bf11538cb11a2037a7e21105b715d9f62694becd5d208a8b174f47e6d1947c4d83c358dd390e5dd4030ca3230f85ef027e09fc4dbb53b99081b",
    "signer": "0x9E7FDEEcc2f0Db11e56CD39d424690bc6CD308B6",
    "userId": "223270106"
  }
}