{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49002",
    "entityType": "User",
    "nonce": "0xac1fa1531ac0c964f81ec2d24a8e64f236544c27f2a63ada897efa7100f4405e",
    "signature": "0xbd29cb891558446af0b9516e3865c303f08796af7d3d3248ffaa6080f632487f19f59a708c741bfad60516431787c357c5e820f6b9e0859459c80ead0b741b361c",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}