{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735980234",
    "entityType": "User",
    "nonce": "0xcdd096909ff31846fa6a6354d45859fb64178749800b234452c53134440d2c32",
    "signature": "0xdbbcf23c85109492d59e963efc98d342427879143cfb3fbdb0c6c0f81ed6ae774142a9d47ac699d1b84b22790ee5337633698af5710a0603010f933a854154191c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}