{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127754",
    "entityType": "User",
    "nonce": "0x9310ba64df5a41c265deb4ab3982c4bf3a7300ab9f34885565f9d0e566218055",
    "signature": "0x363608222776d8f615b25dab6b686a33264ab36bd6b3f46be055dcc95d0a0e3b7dbf0663f94afd4abb186dab74403f63bd10b8f5dcbc51e6a21b12ad8fa1085f1c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}