{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe63b3acb0e89f8dbd120b183b761bc0d2d8adf24226c2ba162740e7e1ba1b384",
    "signature": "0xdee98d5f68dc56701e3057f4e90ebfec033eefc78543b1c37614671083ca42430a48f3bbf0d8e336fc7ade6ce793bfe3c9653aabead8f09d5414182f320928901b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}