{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "46023",
    "entityType": "User",
    "nonce": "0x1b492340354f9a8979ca27aa02ba441c379122aef1f66ba5ea27b8123cdfd571",
    "signature": "0xbbd41ac7480ed1d012b6d3435feadfc659a239e159207b0fc850824bd6868bef1b77693f8a87be465e7927580144ec107f94eb32bb4eba45574abbba3a11ec901c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}