{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x4da2fe4758db63c59216beaf8895ad3370506768e1659fc5e5e738f262663476",
    "signature": "0xf0f036754802e9b528ecb21a76dd9847b2f8a89819b6189f11046036475d8401342e70d3de0668d388bebf94349a98d04e67d6eaea9f8b8895fef3aeb6b7e2801b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}