{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10610",
    "entityType": "User",
    "nonce": "0xaf33d7d4604d7fc3845b4d4c1fc746dc03509035b273ce6166bad7d995bd2de4",
    "signature": "0xf851526f22eebec986a463b1ebd912344c1cca38be6dbfc5565c29dedb63af2e18db166c8aaa907a3f73178691ca72d647f314ba842db7c73a32ce34a4896ba11c",
    "signer": "0x5aeCC1AFF37a5BA2FEE40cF4dd6357A86DE23D42",
    "userId": "950958674"
  }
}