{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "224705",
    "entityType": "User",
    "nonce": "0xdc632fc9d1ebcfc1cfe98d57439da02a3f3d19303666da8b7ecb72470995b8cb",
    "signature": "0x606c33856e25255c31903dc3d21c65f42a813b2713adfe12783e50ec879978d95e99d6a536664d371b3e901c8e489f18998348e7623a8cbc3c3da1fc0640213d1b",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}