{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "530432949",
    "entityType": "User",
    "nonce": "0x85b3e33fe3eda926cf939ac9cc2f1e0689b260a30383d6f1e575a9c9d02eea52",
    "signature": "0xa11e530e93da7f886e26aa112829ee085db7173c1f3459421acf152adbc67cd202048c8a36982d00c8aba1a9f991d1ad629ca8476247da20afabb82fe4a4ac501b",
    "signer": "0xF092Ce2889Ee6490A601Ddc0986c585faE589CB5",
    "userId": "658799981"
  }
}