{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x866972d14e95f9c1a2a496405beaff1bdb3345d0a44439d09823ccbcc968743d",
    "signature": "0x3a529e8ae010cf1b05a612bcc66c3590944c21205c9536b8940381b66ded94122efa09554b26ffea5e9cec1e9c464c8475702191c6eed86048122809c41a228a1c",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}