{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152482938",
    "entityType": "User",
    "nonce": "0xf7b15db1fc969b96c458653d6aa9e80c55ca0d246868b51894c79ed1df1495b7",
    "signature": "0x3f057bf1c4a6bb7842dcac3b9458f8036a450e3f6466d53dd8b84b362ad9feb75bc47d5d5df28f70791d28aaa811fed21ebb84e15916be189009cecc6904a0e31c",
    "signer": "0xb68FB6A5ae9015De46D9634e946c04517523Fa43",
    "userId": "134619804"
  }
}