{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x48005e1b0dbe210d3d8597354fb65a1cf31e2fafecafe9aa659d85d5fdf41080",
    "signature": "0x365ce54e5a763a10c6141ee4b7105c432e05e33078a3912e1143982d947c510b11ae9ab11037ea99a79448c954ef1a68969cd7ad04d46275ef545d144600e0821c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}