{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90220",
    "entityType": "User",
    "nonce": "0x95c9b43d854a1b185a32884c745ced642286140de22d3c539008d4b594538cc8",
    "signature": "0x71d457b73c134436990738e31af5de8201496367883078311e66fcc5206a2a943346814b75891f00ebaad6dd89d4db7c317aa6abacccef40c4249dd935b6799d1c",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}