{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x084f671c6d8761ae0be92bd4803fa38474bc21835048f41b3f9dae8e35ee8ec9",
    "signature": "0x1435274d7d8e57209797029d477afcc36f30f20de3c21c03410c2f40dfb5fa8d0abaac01ac2908e80ac575d7a1407eaf0000432816b15acfff735620fe4d051c1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}