{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "852344394",
    "entityType": "User",
    "nonce": "0x28c560d581713a28f1cb4258000a090c2add6277d17420cce62fdd92cbbea615",
    "signature": "0x8a475c9042b97b7b3ae11562b21a66a3bcebc0d0b59e148c85b5eb7d92cb5296416ea24e516e9e033356937f7e0e86da90bd6f6bc4b2e2a3de90610de556f6bf1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}