{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932111677",
    "entityType": "User",
    "nonce": "0x96a7b29e935fc615fcb99be3a5b7413905f241c01e0c691ae99d454ba6b367a1",
    "signature": "0xb09653841e7b20aaa5d00df8b5468893856526e1360727f9814b8496db215aa44a04283cda3f3c62b5eb3ce052482bfe6448cd2d2e9dfe6e71e3345fb10b6e461b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}