{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72597",
    "entityType": "User",
    "nonce": "0x8004b0640fa1a1deb12733490d41d82f46752c2406da969829019a558fabeeb0",
    "signature": "0xac46ada0727a3205e0e6557e638d887e67616431901760491e45ea9f218d251130c3c9e78b9f7b7d415d8f18a050520f90ff01001ac5a816f4978f5cb51127571b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}