{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0x774fd149280b88544b7ed6735fb075a09de51703d6c411aabb352ce1faff446b",
    "signature": "0x02e7d64bae77d236f4792a39bd83dfedcf46be2279479d8b22537110a0f964610e08808bebfea877e84578f6513eb521fa9cf235b7bdea03eab408ce38ee32fd1b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}