{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58434",
    "entityType": "User",
    "nonce": "0x3637c918b8039d99eecdb6960785882fb6e50fc4165df97b5c2ce8cfba4affed",
    "signature": "0x2ce4b9dc9dc5c36766c81bd8b04e3e27ecf7e7971ff17b7a0d7c8135831fcb5c3955c0536b54a01f1ae6a5e06c8c3fe4c93dbcd43ccc47b8b2c492932cb516f91c",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}