{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83293514",
    "entityType": "User",
    "nonce": "0xa34eb7d037ed4e643d5d48becd8bf88da70487baccb9cbb6e60d6d6c3e67bc1a",
    "signature": "0xf7b446ffb7c7f87c36f8f86cc9591e651ea38d599ccb41f876ef4fb43103854313c8a13480d78bb3ad019636cd92e540e5c0197a99deef0fc48f2ff0603551dd1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}