{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x1feadd914010942a0f8e1e6f76e9f335e9f6a733674c6f2aee0844503f1b475e",
    "signature": "0x9c6e00e9fd2e63e55273365005b4fe0f6d18e33f805d4851e32b4c804f899753626aa96f720fa63e5863d7040630707244ef525e14e185260f895adb68b7d8b71b",
    "signer": "0x9a5ed0b3F555Cb77D9B73d00AF43BaA4F88b1487",
    "userId": "736503935"
  }
}