{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "209441",
    "entityType": "User",
    "nonce": "0x11feb8fce1f9d2165545bf35ad2b223660b5fef3c75885e6c0436ad9a43cdf26",
    "signature": "0x62d364b5c8c108cc30f6c15648bee721588268821758831b0f134e9cd6c5a3ac476c578bbecc1dc9a8be5cfa5abb51ccf3a438c3b2e42b624a98c5356f7d98e01b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}