{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "132289",
    "entityType": "User",
    "nonce": "0x727592c86078c524f079e60d78040315addccd502d178a35609770216290dbe4",
    "signature": "0x6149632e070f0a8aee8b125415c46c898aed0be7d8dd1309bbb93c4b03801d7750a8ec60387d8dac8e6b8ca10893d29e42ed53d0b9a49bfd11c7217fd023c3de1b",
    "signer": "0xb104eB685b9738A115542B4541Db0cB0671F363e",
    "userId": "739935323"
  }
}