{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x3bd389fec50749b83a38d0a31a48c8d897d69d142ded253f3e09e9ffb4160250",
    "signature": "0xb2e19d98c874696e25b282c400ddcb539b342e0c90bc5adf1155a627f699bd3716400b9d658ed4b81ff0883bd8a7490ea446bd54835d71a9077918b492c85bab1c",
    "signer": "0xF46d404cEDc9A5cc77B9Bc3303877b1BC6CAF166",
    "userId": "347680049"
  }
}