{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x079d8dfeb59fd21c7bf65bbeae3b38b95cb22755892f77f901ae64dab49d6ee9",
    "signature": "0xb0afcb6e91a8fed974a6df42f02aabd5b87907d1fa6cc29860bf12348bf3e1fe4ea7fa1794228919653d5f40e4a5aa53e479de521cf6407ebbdf7ea9104420d41b",
    "signer": "0xd82Ab08e57eD7d37BEc21c7E77611C8dB4F04E26",
    "userId": "195587496"
  }
}