{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363986",
    "entityType": "User",
    "nonce": "0x34a8204dc0d0e6d729f4d3602bc2a6f2307eef6a4d3b1911b85f58fcc546a192",
    "signature": "0xcd3e574f7336917c29be0ca8327088fb5709cac4d732322ebff84cce186bfc8539f24de404b2d2c860735734d82a68858c5ec6a7e89324c878b97cd914405f981b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}