{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd0ddaf3d05eeb1d52cb1dfbea137681b424e8e189fc82a570f183b597df0bbf0",
    "signature": "0x8bc7c0d89e0f4f683b8d6bf6b7a65a4500a27f7ff05a454266c5d8d44b6146b41dc3d1206485d4054a528ccf5e96ffacb551216bf3a42e85ec0ec2e2ce64b86a1c",
    "signer": "0x6667a1A099d3e340AeE3b64579cA139546d87216",
    "userId": "915459340"
  }
}