{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0xc3f61b8dad1a03548aeb9bb41ff71226e89e6e496a5b27c2d41bb151c261eb1f",
    "signature": "0x15a6399110d3af26017e9d0ae2a001c49d32f6be0093f618dc2f26f9f0634b753a90c40d5e84f991c78692659ea8538a8278594786469c2a4010954215d3ea5b1b",
    "signer": "0xa8Ce1a8d6d0b662859275Ff782975bE537E57088",
    "userId": "253056701"
  }
}