{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2d86b213ccbe7e3865df9b66fe2d7686f11aac51627d0c8e5a15f906936e1c5a",
    "signature": "0xcb2784b8b5abb58c9316328086905f290a489ef1a7c20009da6ee0819d485aa9779c0d5d8310093aaea95d51ba0101c81b72379c01a1eb6286b0b731bed28e591b",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}