{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xd23fc4270e3c12453a633bb5ed0f2cad86d5e09720cfa2c50590b35a0197ce13",
    "signature": "0xa4454dd530705428972b89b32bda2ed65f15b269b27e6daf29b3a9e2a002d836156fa136de70bcf628f8b0d227e20b69aea923853a54461d12f232d9ca530b921b",
    "signer": "0x6bFdA7F67147F3B5a1029c91BF1574cC86EC9e5F",
    "userId": "696810334"
  }
}