{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x88f4da98c8890fd813577ef8a0d0e8293dd77847255f27bba19ebacbf93b346c",
    "signature": "0xb84a80e720762774625af2aa789c04507b408237ec4454befa6e8d837bd9b4cb7c695fdfefb7681df403b3e382ce01edd4456ad16abe9dc1ba3bb3d99a06e9b31b",
    "signer": "0xcbB10338Bd27D90284f9690bf10E523b1390FcDb",
    "userId": "414663508"
  }
}