{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "178055",
    "entityType": "User",
    "nonce": "0xd71da8dd4be153420b19712a854788c58e64027f9c909fa582e40201ee3856c9",
    "signature": "0xb1ba69aa77d4826c7756bcb0d58287a4afe697bf41e4cde7c7749f8f209029611693f240d1d7ebda31c70f15358b0a1ca501f90d2f3c756720683c3dae3fd5831b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}