{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360354",
    "entityType": "User",
    "nonce": "0xf533ff279ce2f69b429f7b69f08aa52f9d362721bff3f28c1bf3aa8be62680b8",
    "signature": "0xcf3b2e5d3c35e91ae06d7a03e0479e9b0eb2b9d3b1eab9c9abb453c93a8c14e614514814f5b3cf1ae80f9815039432cb59d49ef9781d6c9ebf9ddb03f0da864d1c",
    "signer": "0x42cB1e20D724BD902Af64cd85c700BE6118500bD",
    "userId": "47154652"
  }
}