{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x26eedf1d741256a40b4382ff630411a8d8830f6304e4af7b704a7c17605ca0b9",
    "signature": "0xabb72964a87a9e6e87120b9e4e11cad2cc05158c85ae8873b0aea6bacd0608226bf0a4df07ae463f530ad7589e1e38d3faf38ca6fb0ae9da8edf01fbf43017d81b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}