{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58963",
    "entityType": "User",
    "nonce": "0xfae597fae9bbf4d6eff7a23c7be18a8bf83ae40a9786d9e23bfc8bf9e1fc23b4",
    "signature": "0x4193879d68f2eca1adf68587b344ae9bf680a8a09d8635ae626774d3e08757b77a7540a9ae79bccd148d2a7be5ec0923dc212e5bb8df21eee63a0ca32468e3ad1c",
    "signer": "0xa1962F596d0c21815F786Be31Cce30330233Cd5a",
    "userId": "653470626"
  }
}