{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "24481",
    "entityType": "User",
    "nonce": "0xf3b740660897d0f9768c3ee207c3bdc40c5607dafb538eab91bf7d0101b071f0",
    "signature": "0x5daf53b2f73e6e718905158fa962541c030d170ce1cf85c3bbf63ed30ea91a751ac33cb4f2acb50620583e07ad5184849d0e83bab7903c5c6d30dade19b6984a1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}