{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "467095161",
    "entityType": "User",
    "nonce": "0xea59619f75a22cf4ed8eb4b2d5442021f488126168e412ab8cd71ec47aff1c24",
    "signature": "0x212c49771b9fe2abe89e8d8f52af136521863e161018213c67fc0f3ddf5b262a70085818e90ac38639f0de1d6f762b162d54f3f4040df831e35d1cf653e3a2741c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}