{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107436",
    "entityType": "User",
    "nonce": "0xe1d19ee01fc1699a6fbc617d9e05b04b4b3fef3fdfd8a9a0be93dfcd0248e1a8",
    "signature": "0xd2d273a63300a5c1002e7a7b19cd421516b311a27960aaf642410e237ea0236f08c1e9801d0cc122683759fbc0e27d71235da871781cfa44801c70b32d9188121b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}