{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360354",
    "entityType": "User",
    "nonce": "0xefa0efad2c7ed2476be69491d1923f195df01b9a0d5f95d94f0c46fffe183181",
    "signature": "0x14657d352ab95fee51f40f34337a9c3de9f1fcdd161db84d4e63569933571cc15f3ef7b54bd493cfd394d3443535fdb16af637589d41887a19823645700dcbf91b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}