{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "940831456",
    "entityType": "User",
    "nonce": "0xf856c2b3be5cd2abe349c593e20f23485ee51fae37f2ab48256ddf500f1bd9c2",
    "signature": "0xda39980bfbb3d2770d8fb665ce269f83e775fbcdde38a27d5bdd3cc5eb256aef58d39fb53721b7102175992d95fa3c347e35542299f22506abf07cfb98097bef1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}