{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "178878133",
    "entityType": "User",
    "nonce": "0x8a12a0281658643a3e45555f7d7cb2ab70ff1b7f9d6f964870995ecbdddf71b9",
    "signature": "0xaaca10342e2ac964740e864166d05f3cb0e36f16b939beb01ced3e028d1a476a071e21eec427ad6109acd2605c30f40f079ad8c503a81f614f4f2083b5e20e251b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}