{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x4216334d2c3f1173ce1e9c567e0407f15d02d01646725ea46f3234b5fc7ff2ca",
    "signature": "0x3457b507bc5308294b5a95c61965472f5e2e1eb0e8295566a8c45c6d3c7f09d827df09539e826281482f044d2c8d94153cb0a9799f316104edac0f0918e2ad731b",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}