{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x75980eb9b49b7a3fa27bd940aaa23c461fc820892441346da858ce73ce756e50",
    "signature": "0x838833bbfaf7658cc465eebdedb3a85c0849e856411315dbb23ef703d828f7917f773e937a0ae309635790ccd7d037d900ccf7cc6479a3f99c8d2971cba5f03f1c",
    "signer": "0x63d394E88B78FF653F4FCeB0AC74Cf5b064dfC34",
    "userId": "633246973"
  }
}