{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "463531545",
    "entityType": "User",
    "nonce": "0xadcd6593985e60bfa4e3df67e56680307b13c8e424277afdf906f364566fbfb0",
    "signature": "0xd9c3fbc34278910d7239edb9c362c54b1bb6fc945a26f63a1a12ed334144b5ac4da4d1dd16ac6f20c63344eab1c9044f36e30762e180f7189665c20ffaca800b1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}