{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xfaf2cf3a2fe97860ffece16ddd7e4516ecdf700a220ed98affc87760e07c0d9b",
    "signature": "0xd76923199b422efc1efebbf186a1d7dc2b60a5b4cbf71fcba0654bb4b1e9c495099d0500875949a80418baf82edf81d37af9d79fe46cf42b9f6022a4df381fa21c",
    "signer": "0x34dE932aEC58A7319056c1A9328F0A25bAa895cC",
    "userId": "634687404"
  }
}