{
  "manageEntity": {
    "action": "Follow",
    "entityId": "543549451",
    "entityType": "User",
    "nonce": "0xdc3c3f7cac54f228116e8e074ee87dfa6def2b2daf433e0a8fefa9175972725a",
    "signature": "0x18c2ba57a16641ac0dcff9940a0e9d9946c8a21ba6c866b131b0d214b431f61f5b4db72f4133925b2acb37ce12e7eafc5d0c09a9540144c6c6eeafaa644a94bc1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}