{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65547",
    "entityType": "User",
    "nonce": "0x49f4a4cc59928be86d82f8c212b288ccd5010400424cca07f9f1bbf1305a9bec",
    "signature": "0xccde538d3be07a11dd8ea0134e245624d99e37e281a60ed32050e08124e38faa7446792cb0fd3189ce0a895ff337093bcfdc3d4837fe15140d0eae77a98ff0001b",
    "signer": "0x4230116F60d3989D218B84425D3D1Dd6C85e1393",
    "userId": "86128800"
  }
}