{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137687077",
    "entityType": "User",
    "nonce": "0x765ebe689dee284e386c29c00927feb0e3662a0105326eb13a300ed5c115e52b",
    "signature": "0xe2ade4177c2e070af81d6b6f6249c806b160d5fa6fd1c1138d7662eef197ac9933bc813f098b935b843e92c41f9174d1eb25b5ccb96fa69573e4786cb6a91f5b1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}