{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107692",
    "entityType": "User",
    "nonce": "0xc744496d052621b331046da75733be5eb01a9eb6551887cad31a5fe91334db07",
    "signature": "0x427ca2792619b5e5eac0ea47d0affb8c8977addc806f771a713a35fe6a1944f05358e17f6f6254d92c419eb583d378773c4870b76154ad1a7c6142e40e7622f81c",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}