{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176437051",
    "entityType": "User",
    "nonce": "0xf0ca6d155054853b906f9b4e79ed605d73a874cfc53e7330228f70ae4f76099d",
    "signature": "0x95a60eac8b636d70a37985c98eed7e59b6f27e1ecfc4679f43cefa83ce4672ea1ca58078797c8da9dc0eac56154c08aa3677aaf1cfa8002271834dc2255c34cc1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}