{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "378116426",
    "entityType": "User",
    "nonce": "0x23705120051015e4b268777935165fa152af2954d081280dd59ddb3a174577d9",
    "signature": "0x30babc62f8209b8870000b4bf559a6893890430600a5aef6ad603c63d164f917351189160d8b74cbcab070bf04613dd4955edd9e289aa2ca781be00c83e3588b1c",
    "signer": "0x06F989586c5477333A41f6057f224Df79903862a",
    "userId": "24240642"
  }
}