{
"manageEntity": {
"action": "Subscribe",
"entityId": "956241273",
"entityType": "User",
"nonce": "0x94354408ef8fa671e0802812492505e0120cc4d608eb4a4f15656cbfa77b8208",
"signature": "0xc446491685582b03e763acbfe52538212d917d46260259f0fa7a5b2c22869fed7b37544b0a57892d7b75af67b77320187d1a76743e65dcdcc09cf996bf20a6621c",
"signer": "0xB57F94Ef9a26d73E8b35D3f37FccD18BcC7eeE00",
"userId": "850416615"
}
}