{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "847390033",
    "entityType": "User",
    "nonce": "0x9c5689346cbd5ecf0a9d61d917454f1952acca00528a58de3f34c16a59dd6e6c",
    "signature": "0x5fc3ae6abba3bb0dd243db80c613ef8653f6676cbc40c5114b80f5568bbd695b5799583ccc263046b9952255fd3158ddf9732c2db20efaffa602f4d62d7826fe1b",
    "signer": "0x018849A3d6594093B7646022836BaaDF36aA36Ad",
    "userId": "702391481"
  }
}