{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x06f7cd2e51885998914877b3936e5ea328904771d3da916639c36ac534b4f316",
    "signature": "0xa6a918ded98ebbd23b8bdc9a66f7f5540cb1eb01e8efb19920ce5b195363a3d02598cd3c146e9f6d488bd68f9027f02bb0432e32e62ecbaee0ddfdf262dd9b441c",
    "signer": "0x1b457e4aE000600a3594385492A8F88Ce403c1a7",
    "userId": "119194724"
  }
}