{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "227726296",
    "entityType": "User",
    "nonce": "0x64326fd5e6a569781e85c590d3cc222f6e6a165d95b8905b07e47154a750230a",
    "signature": "0xd8a2665cbb85d40b3e0a6ff0a0be600e1004524596d57481b625d17e47522be236ab8e8293b86f53972164da6e0d9bdc9699ce1a58ab6a96d60a97a274497c901b",
    "signer": "0x03484dD2712C6277dd69b3712774d0DA49ab8A18",
    "userId": "415378065"
  }
}