{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35837",
    "entityType": "User",
    "nonce": "0xe4688f06fad0b1f68dadb50fe4788e062b6880a85b6bdcc2b3e1d84a73f92a54",
    "signature": "0x127c80e271369adf802e6b0ceb119c85bdca8fb971305699210b37284d3f68ca441f4cb57b23c0866425a21e258c5403c7e2321e7e0156c6a8b873491f7ec6951b",
    "signer": "0x90d627796C9E2071AAd9F8C20f6dCE95587F6d13",
    "userId": "560619378"
  }
}