{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108176",
    "entityType": "User",
    "nonce": "0x26e1f7b64f40ba70d1adb0895c017b5d518b5adc23a7c5e365e5b0619122a2a4",
    "signature": "0xb73a5f517e3ef65115d1e4293ff57b0632b98a5b1084cf78486c917cd3f1227928ce1c23a549295f5d3f1f168597ddd75fb8e41295bdb159f4448b373e49f07d1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}