{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "978785085",
    "entityType": "User",
    "nonce": "0x75308afefa7cdee271c71924e020d903f13ed1b1b440b8490bb2c59e9d3633fd",
    "signature": "0xd81b57806a30114dc5e4f8b4f8ccade0db5910d91e33b1509186ff8e4cb6a65747f0824936e229ef6fee097b593aeddaa8410082882c74124a8faf24af669b621b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}