{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "761567",
    "entityType": "User",
    "nonce": "0xb395c5d171d7362d7b716f3d90873f65149b545cfc17d76437d2aa112d0a079d",
    "signature": "0x162e22571053059a5b84d019563386ff173c1e27ce06cd57d350a3ddd962b3c137a9a7ca6a707279879e21b5297b70ddc14303cfe19e8decbaf1cd85bd5af8f31c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}