{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36617",
    "entityType": "User",
    "nonce": "0x65083f14ccb69fae8a29988ce05c047886c4655e238d5c76ac9ad473d3d959c4",
    "signature": "0x8b72f8f471586c9884ce138dd966c6943a6d7896e1f17b1bbca4de8fcd1079736c4b5f5b0dc1f5cbf7953032585b6d76a55f8741cc9decbaaf3234a964f988c41c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}