{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35164263",
    "entityType": "User",
    "nonce": "0x88f14b7fb8426d7e0aef178dbfc0d8ba726a8c9ca5334af266b8945a772dbc52",
    "signature": "0xb73c5fb7710a185c8e9ea0cdee23419b5ebf9e2ec7aefff4efa4b0fdfdf575c46d09f4fe2a842a52a3ed218bd99b73e69cec2dac35f826ab9ddbdca2949aad5b1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}