{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "178070",
    "entityType": "User",
    "nonce": "0x32ea71133e222496003f7acf6b0162afeff0eea48dc0b6c722b66984c883add7",
    "signature": "0x396433c957a17abe9db931a82534c32f00ad55e1f0dadb8931795e4af679584009bedce168552b6d3a7be7fb0b3eb6d5564189ce1bc819ff29d14553f3c9e4ed1c",
    "signer": "0x3E5E1eDC4E157E0bEbf0EecC8Ec612c26032Bb81",
    "userId": "571586821"
  }
}