{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x8c95c9eeb4e6a8de65bf6ffc2f0a14ca9c83733f3b4f03a4657426f6f3d887f9",
    "signature": "0xa8dad39d6b65cb097dc1978190e139a6d1b2f49910380277fa1ab761865650d105668a87a33b8670b85e33fe2434ac1bcd6620d6bea3ffa0ae3cf8cf92bf93811b",
    "signer": "0x7B0C8223b73b88E2ff71FA991cd22e99D81fA154",
    "userId": "394678487"
  }
}