{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "746114",
    "entityType": "User",
    "nonce": "0x24cfddfbe54e74cc9c390293807995e1de2ff9ac6ced07356434741d63d69939",
    "signature": "0x5d1d45852813bb8dcb190b91a1ab674e5890febbbda3b5a42d8dac97816425796196060f14d97f08d3be5b36a14cd3cedb9ae1ea08695f931b2eb94ae7f03fd51b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}