{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131260",
    "entityType": "User",
    "nonce": "0xf6c38793c71986622970e521ab736fd247eba067a15ae52757fca6dfad0c2a0b",
    "signature": "0x49c9c7ba3dde669ac33f7f0af8f7f6787d640495087d874073f9c7331e252ba6297ecdfcc9d9cedb17277f3e137b00a5efc2b263c3e6473da8fe0392e18056e61b",
    "signer": "0xE7A4a8f1d081B44C96Ed68610B6c3016ce8cD6E0",
    "userId": "464427506"
  }
}