{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xfe7c757de1fc571509a522b96c1001f4736b15571c7ec3ed261365d1eb7e722b",
    "signature": "0x8689b87c834c7fb3b482c7432f100b5fbf2b2ea86c91e8d966fe07ef8206c22f63bf8f9743c571191ca194af08bf676169ba24998bffd327f1cfca0dc128483b1c",
    "signer": "0x6a1eCc7128689c85Fc7aCB2BEf73235E1C4d1B1c",
    "userId": "433876618"
  }
}