{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x56100fed76f879fa0a9374a0c2e3aeb6419ec66439a98a77903b17ea9a8593b1",
    "signature": "0x9b1e398d6f55d58242dce859761b8a879065a9ac119b5f5e47f7256abf4023bb7be831676ca5e85bcee86afcb9e855d022b16419540bc8daac5d0c599ef06abe1b",
    "signer": "0xF95F6bcc507fE8C7c63a8B1820281FB68452fAD9",
    "userId": "694006811"
  }
}