{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14553",
    "entityType": "User",
    "nonce": "0x1375cbe45df09cdb4b9209062694fa390201dc354eee60d3b0ec69504b635259",
    "signature": "0x8da395dba412a938178219029b2fcc3f3f7fd9ad324f93f50d0e5358d428b02869e853341b4b0e2e102a5e0c52b0545370461201c25ddf3ec54ec2b77d3e7cf11c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}