{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363104",
    "entityType": "User",
    "nonce": "0x9ba0dda4eac21a082591d31c5b8b75242aa80ce856c1f35fdf3d3fef0f3a32be",
    "signature": "0x5d14cd77d9749a4b6231be9cdb641229362b35086ed0bbd412744a436509c70e3ba6ce952933ab7d980d199aef0d30975f5217a42e0a05a007b25fd454cab80b1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}