{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x5f33051d11b09f8ab4f2b370e31c9f835346b6b78cf675716ec69be2f8b25394",
    "signature": "0xa7b6dbe0b49d6e026cf7dfe3308d944aa52a615fcc1497f9ce92ff61a36ec18b343570167e41d7ed893c393e4f51e3c4fbf7fce312afba580382f5d6c5c580491b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}