{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106406",
    "entityType": "User",
    "nonce": "0x755c67a3e673ac11b9d0c0598d25dc69c8b47ba152b4f922476dcbb44f28e703",
    "signature": "0xab0f77a1a4c3796a05846052b0fc4a38a59ffc98ec8fb26ccd36424f426507651e2ffbc2a92e1b499bdbd436adb180aeafd7c7878201108e85157e6b317835541b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}