{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133726",
    "entityType": "User",
    "nonce": "0xac3b1079a6849bfd2979895bdd8a37049a5b7ab7bb5d9340d2f3f1712cc35301",
    "signature": "0xdc3e9079b71ad87a4729eb63c22f32767df66617b708dde701414b98ac60bd1712b955d33ec7e1ec0061f0647f7bc6ad51bb99f7d2bf8635757201097b338b0d1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}