{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "707265359",
    "entityType": "User",
    "nonce": "0x827a6ba6fda45ff3bb6308efc858d367522d17fc64f779a02720427cf5b80885",
    "signature": "0xe06b8b8764b5963eb04d4b4fe9647041e3f3e88b6308f9197d8b13318146c7d770fb950d040f5f959aff21d971a528906f6e862ad7dafcd5e1f8e09c932942d51c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}