{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69922",
    "entityType": "User",
    "nonce": "0x6402b1db9a577ce717a5fbd97a9736c10e2fecd4f0ca0c875433d02402922b90",
    "signature": "0x03c8b2f8ba2fda067358f2a924b3d9dbc657679aa5c68906fabee4f7f10f950f5ac713828321fcb0500dc2207a32bb63f36b641c43eaca32eb3802ab397335431b",
    "signer": "0xC75a276D0a36850045510B0483E737bCDd1F5E9b",
    "userId": "588125677"
  }
}