{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5338c2d4eb15d0f04b1c69475038cfc54ae431fb5d106607c96db95cd4f3de2b",
    "signature": "0x3e21faaeb4e488df971e5c0e3932aeaf1720e5edd18f8f48a83decd68adfe8dd2f7ee71d7730cd06e2ff6577d0973e58313faa5285557a478e7e8a03754f7b241b",
    "signer": "0x392ED61306Fec790B75242576ecF5c455B1eE16B",
    "userId": "875066602"
  }
}