{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x4bca5e23f152722949090c5d4115b66b2c79402d2b0fc08625bf69b0e6ae6715",
    "signature": "0xc709fc18e76ccb1b148299a81dedddfc91b12ca176c8547b98c3250434faad266b6f4dc3dc067044d806546a4bc9dbac88d1f4bb863d45be320fee186b49f6391b",
    "signer": "0xcDd4bA67dFa5A12799fdF828BAe6484f14Fb02Fc",
    "userId": "502753271"
  }
}