{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175425",
    "entityType": "User",
    "nonce": "0x00afa27ed2f302e2efd8f952eeab3a73c475fafc04249221e953f3a5e9a527ca",
    "signature": "0xdba00a1fac1cf425e2d5de6b29659f2d3aab0ee65df51cbd40bb69c68ed4e95c369dd9636f320f288d60c0223611ab3959b99f6b8fc77b9366f4d2f4eb8aed931b",
    "signer": "0x9a823e89F23833ebA1E56815dFa76075018b62BC",
    "userId": "920573113"
  }
}