{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "160917",
    "entityType": "User",
    "nonce": "0x15fa194025cd1a5bab9a4033b7732a74b8994f76e09b15e7e60e57ded3d2430e",
    "signature": "0x61cd8c352dee29e7e93c138fffe5bcd3aa9bcbfdc75079d4d5e2694a9d207d5c205b1b26c23ae45afdd25db5354f66c147b8b45c9dc926f64d3047bc17dae13c1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}