{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236599",
    "entityType": "User",
    "nonce": "0xf562769ad6f1d1dcbaa39b882bd09bb0972ed23a3b8af588351be79dd41e1db7",
    "signature": "0xd9b375f0b429b37f8d644cf6676213a6861b16c5a349abd0ac1dc064bd8068d5620c12bc7bb393bde95855d5d351c922835e40fb7ec7119d6efec5f852294cee1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}