{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58324",
    "entityType": "User",
    "nonce": "0x10bf2286cb662976f5f8ae7cc2504ab67dcc572c0a4c2f342e015e24504cb4d0",
    "signature": "0x4e993ad6b53f458dacd3ac44ec9b2bb75e5d91b18955e233e997d9bda78d220a6aecc07bb5e40d3e29dab0c8bec863ef43eae6aa2f66b6c947954ca6b9d81b771c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}