{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0x00c2ab2906ad24a1728ca987f7b66a01004ca7c4017610a90aae0f97884ed4c0",
    "signature": "0x11d5eb068749a2f8b4a414c91669f236043537f3d699eac8be6d6ffce537ca393eb9a7479871a58b33aa15a50c1bfe52106d2204058460950e77cc08714616bf1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}