{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "477081",
    "entityType": "User",
    "nonce": "0x77d76a8fecbf415fa8a0966d0c29a7840706ba75221be5c8b1eb86fe78d78e18",
    "signature": "0xd9f4b71c9b7b7062ef81e4f2f97801255fcd61b092c60981f121b0ee0c2271de2dd9c0a24220b06fcba30a1145dba846804b0b9719ecb46b2b2f99dc49a58a561b",
    "signer": "0x79749e66a5851c322E885A47b83a32A4Ff588Aa3",
    "userId": "823787296"
  }
}