{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "846471257",
    "entityType": "User",
    "nonce": "0x6f6b8c080338730b03246f0b604b2045ab32580efb926da4780f4fe176327ce5",
    "signature": "0x45c2c1c9b3dcedd092c9175f711fa2481a2e0393ee66527c454a1985a46631fe06fde16bc0a20967852c673cb6a90cb155e5d478b65b9b391b18d444890160911c",
    "signer": "0xb90dea25446900B58b936FB95262D7557e6115B7",
    "userId": "559908939"
  }
}