{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1460",
    "entityType": "User",
    "nonce": "0x3ca6c427cadb0c5c2d1b32b5c57f9f8a6fb3198a6650077b51da9b005b8a5c70",
    "signature": "0xc5299c59bbfd1a91bea403a155fb76060170a354c539fc45ec588f2231e648c57ff400b8b6996807a2b3df773deeeca6ebbdb28fd6fe0dd186fb10a4bb4904b41c",
    "signer": "0x26Feee0AaDc0e2d8f7aBEd5cdb0bCD7D325F618d",
    "userId": "354535"
  }
}