{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65547",
    "entityType": "User",
    "nonce": "0x16539f868da5eea246cf436811927c418a12df294cdad2d685f7667b5c9b1da5",
    "signature": "0xb556ba88ffbdda248144ffc5ea76fcc497cee86b10170e1847b9db52a4469fb51bee7eadce315782aedb70525cda5db4c071fb61f2b5213a05a12f604c6b73b11b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}