{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12634",
    "entityType": "User",
    "nonce": "0xbe4af9b18c4007db4d0f5039ad567e8a1233c20e9053ba4567e7cfc632e8bb6c",
    "signature": "0x04ba79b8b6695269baca56f895e304202a6396d4d0a8732790bdd7cdba8701092d7728ecbabf75b92167f7a4dc02502bfcb4b8c0621049a1dfed6549e3438b771c",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}