{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10805",
    "entityType": "User",
    "nonce": "0xe1eca403853a2be05c005b84f8f02703f8e009b65712e6ff6e9bca1842aef335",
    "signature": "0x89630f2611fc642aa0cef8e46b4f834895a86d191b7cd1991f41e20a8ecea7166644861580c8df38e563c453681a24949058576afaff2a4d0bcedeee76b4b9461b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}