{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35660",
    "entityType": "User",
    "nonce": "0x543f71a259e62bd0ba94cb89b0c0b9eb14138e40ae0310d5c37431049c6bca35",
    "signature": "0xcebbc8ac6edd37c38455d0abf5bde1a3d747e864ce3c41ac4db0cd4013314e473a31942920019a78359db6cd15aa778e1fad249573f20c36d4d3127e57faa6e91c",
    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}