{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211096",
    "entityType": "User",
    "nonce": "0x138253611d9bba504a936dab0472e03c995455d27c597c187cfe4ff83376767a",
    "signature": "0x336a601450f2cfb592c46d920384b856adf6a086d68de9c4f1fd2c4d0111d822423e1fe1b817660aa61d4c53f4b1f64870710aba1b12d29eea8fb866b4e8abbf1b",
    "signer": "0x408CbFDbc09C9aFB99Da5f010D04f50A190b83B6",
    "userId": "675830993"
  }
}