{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "730225845",
    "entityType": "User",
    "nonce": "0x9b318e464b305a8f8784603c3d71c7270b9c095f9516f63b0912fddf492b616c",
    "signature": "0xc0105948df28da0b4a80710cf1ed730e373ef6f7591668d84ec10431132806c317e4be9db2ef00424e58fb18492547daddb5af6dfb68299ff5fcaf1b73288e201c",
    "signer": "0x262A96724151cf6Ea8420E530b7097e85571f86b",
    "userId": "234136"
  }
}