{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360354",
    "entityType": "User",
    "nonce": "0x2ded5d3211097ec316a57a6d6c0e947e28ad8a09b70d93f153d49e01bd3ac160",
    "signature": "0xf6d1a94d9c565689cb2b57451aff69ad0153c7a9177f0d4cfc6e9fbf47554ec74feb8094443968cb4e45d9f16c420e0609dadbf185589d74842c4fd015dcb9e61b",
    "signer": "0xd72900E031d6C9829fe9C1950eF6FC0D34C60F0F",
    "userId": "396396820"
  }
}