{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "472198581",
    "entityType": "User",
    "nonce": "0x5ac30355c7e03964085728f7fa6495264b3df34077c9d3a0f2b5a4fa1787ab1f",
    "signature": "0x9c14afe50c2b26d8fbb339111b7a7106f8bb3139d085243e5b3c6ee8dc2a2efa63431db228177185cc46969a526427e7dff3d50a95e848b73cfa7d79b683a59d1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}