{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1422295",
    "entityType": "User",
    "nonce": "0x96b7515f216df29a6b9cfc508e7d6c761783a548d82d69451e164855f7655063",
    "signature": "0x4edab333292dbab9cd95ec1e16db45e5de1b69230301e3dab2f68eab67d22fde4df38afa59c795a05fef97ef96397dae65c5301d0c9dbc7eb32e19cf0b8128381b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}