{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x1dd04c1e1069bd969a749523c6c4b6a26ae7acce8e0a9e3f2786af2a274f5ac3",
    "signature": "0xdbd85d1b9d32fcde79721bbc6fb95f6186543a1f80866c32eedc64fed0252bf74810eda7c47d92c938123712af40fe49a7843eb5e019e43ede5315f5fe7f14a11b",
    "signer": "0x7EB9BADbB225C61Feb02f1C6E9FDf3Ee544E8b2e",
    "userId": "741012897"
  }
}