{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xa0df613909b9c7fdf07429ba7ab2e4610f758cf1727b3b70609904330835da2f",
    "signature": "0x7fe0abf1a23c5563c30fbe0197c6a5d24c884b35bfd5de2f908cc5e03a4db3a028579e95d10b5f25c6e096cd5205151e8b69d1adb2ce070292db364766e5083c1c",
    "signer": "0x114A127424bA5AED7350674f4035E1990Ff46EF1",
    "userId": "62391916"
  }
}