{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967681084",
    "entityType": "User",
    "nonce": "0x9e94eb3a289d82a2e7b6bef220ffc0d453d5ec31703a039f68ecc4597ed77431",
    "signature": "0x50588f52e22bce13f1b363f8f449005b365e19ddb56f8f7e3f63ed12b36300243d8678bf9f59b3db182fb5f94149b902e802fbbd971162bc7609c449fc72e5861b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}