{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x2ac7b73a61e693210f841e6618be2e12c28e8352531c1f66553241030f0b1735",
    "signature": "0x357680c9164818592d3c7e44cce308e14bd203639ff84d0c63f2d1818d57125a08399358f85563fd29bb9b28f2552e66f989c8f255c9dfe960a4fdc3dfc79e421b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}