{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109299",
    "entityType": "User",
    "nonce": "0x5a6cf811f8eca16d37c8aec829f805f87823169df6764f04f5d996a67cbba2fc",
    "signature": "0xce88edd3eb049a6b3a712491a0c4bd4331de95c1787d67e301330e465d326e9325d4eccd230c79d8e640233f78b6610dbf696704d8f00cac8446932c2ab8b6871c",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}