{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x85d3272d4a2a99a674c29d62317298504e03eb71d0b72b4d21fbceaab1bc60a4",
    "signature": "0xa2d455db20c019afa21d4ac980cb588bcff565283d2e96ceb217c24e350e01e224484673bce49a04dcdb1cda14b4265ee41d19fde30aaea064138a5d02f987b91c",
    "signer": "0x406fd2b6f6C6cC5622Ac1c5799cE4911D81e02a7",
    "userId": "461949730"
  }
}