{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xbcfd0d1c719bcfffbcbacbdfe55f394bec7a13b70096814e885d52efbef45fed",
    "signature": "0x6e49c0cd901267b09e9d515ec621061e207c5a9bfc17632734e8c51041435a32404ef4f57b982b544047c6a1b73dc9ef58e1564f5820f06213f184821a47d6001b",
    "signer": "0x0fdbE0966d6f65E3DE225D16D06131c10d4F2b3e",
    "userId": "560630042"
  }
}