{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367119",
    "entityType": "User",
    "nonce": "0x90026d4a79d183a5993ba06413facd8de3e18f56b484990b2774b6ba60c8cd87",
    "signature": "0xc0dea2da2df9b5dcc7a3005168cf025c13350f73f8a8e50dfb248396fe43323b3f03aee2fed2bbabda0a6acba5d2852fa83e4ebfc89e48a77d815faf835c1bd81c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}