{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55624",
    "entityType": "User",
    "nonce": "0xbaa6eafc2a08ccbd3a5b9bc77045e4c2dad6153775fe982f390cfb7248188c28",
    "signature": "0x269d8266e6165346bd9cc28c13b692a49cdbecc1659ee66df97b876168bbf17e034fc689d615f415ed65f71b1cdd6d6e6ee795aaa5b031e4a5671240827b62a31b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}