{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106406",
    "entityType": "User",
    "nonce": "0xfbb5bef5bf1b4f150967bc6302dbe25977aa2d7ae50e246fa884baffd88b4055",
    "signature": "0x47d3d389baa35c13d171ebbbcad5ee22cc86552a496976c8382e9b9ce51c84b01282e2f515a9e43c4d4625fa85df9b4a41c5f9f96a84d7a4e71c60600f546ec41b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}