{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x3e12905e15be03b9f7a67c0dc6fe5d5f78f1140c944688542de22d7879dc96b9",
    "signature": "0xe8a1d7adae83f08e5b7cf157d3fb6bc7f2b6acd80cb9d5283bc10df9866ebb8150e59cc1ac22aa330ddf00943221eb6854e008eddb4474c38613a90d5b98b4631c",
    "signer": "0x225A0F26D8c354e4B16725295bDabb4983d0F6F1",
    "userId": "994175139"
  }
}