{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x444c7c0784ca413fc1a9d1a8ac8852a45657f37fc11c3225c310763d675c6607",
    "signature": "0x6b460f2007cf04b40a66b3393ae49f5d6165e6393c60a25e70e52408b6ef9e3704b28060f4ee4ebcc18f6e1a02dfff348182419f19cb90e524f1d099256ca70d1c",
    "signer": "0x18cb7436d75dc17251E18a4A58451F227FBD800f",
    "userId": "460533913"
  }
}