{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69718",
    "entityType": "User",
    "nonce": "0xcc611be00cdc913b53693eb0c6ebecdb4b9ebcbd7e18c3f81a1c0049d7db6339",
    "signature": "0xb485d772e2ff520e1f52dd8804d6c2a48369c38f7539feda0e5b8140b3bfb9291579e65f1e29e2a9f1f855190feafbb5f9485634530fa099890895dcffbd73e41b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}