{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x53bcc2ba17004a20c4b62c3e8f4813726b2dac5e8b338191ed1c6810ab4f5411",
    "signature": "0x958e9ecea542e90bc312666b140b47f4eb93999a3464b0ee1c548521c444eab820e1dacef7809950a93f9eb34f42ea378de4e87fc17c7fecddd05780a4357e471c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}