{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xab21ccafb597b7a905fe3575e579684c1b9d8a9110028d9336acbdf82987f247",
    "signature": "0xdbe357ac0fd15513a664f417ad5c08de4c9b01f8b4d746e13636c3009fa7c3a1748beb98ff9cf4333da9d35735891ce7660833266947728b48aa6cebb5c28d141c",
    "signer": "0x6164d22C5753c6E9f1ec157dDef5A3C606E2f10D",
    "userId": "534038283"
  }
}