{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1655515",
    "entityType": "User",
    "nonce": "0x181a4936f89e0b7e0ca647494905ada4a845e91dd9439f2b11bbf5edff1a14dd",
    "signature": "0x952e48b70ba7a0adabd719317722333a9b6e6b59560d91fb480c536c6b79b39b792ec8fbec56ae3d188490b1b21f1d8f37abe786a1cc46445ec65961d74112dc1c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}