{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2052560",
    "entityType": "User",
    "nonce": "0xbfcf04e1f22bd9fee45e686ad37945ccbbc5988b0764f3245a9a31fae9acd8ca",
    "signature": "0x85baa9a27fbb7aef1d295d3fb4bb0ffcaedf5add2a2396855436febdbade29b47e91ec4b821342bdc89bdc72546b4de0bb2daf7d19e567c952473bfbea13e6191b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}