{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241269",
    "entityType": "User",
    "nonce": "0xbc56a9aa1f1466845794418b631d98ccc50b0460f6112165c92d68f3f9fbf12a",
    "signature": "0xd52cee1da27d9cf5b3141bb9a9420fa06d19deb8ac518d580a66a80f270ec862154945b3996beb43532eb46e9e01de78d893fdcbd0bafb59daf8031731683a5a1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}