{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0x56e67a3f775419b95e786012dce56bf5ba0f1dd447ed025dccd783000fa6c50d",
    "signature": "0x5bc3ab22304cdaf409b626ec5dbb7680497eebd196715c3dadaeb364f0637dc059342533548dc4f1a2ab7dc190eaf07cb932b76521eb21c730ec092efcf2c7951b",
    "signer": "0x07024945569e5721E4d506B01fB850443CF99F65",
    "userId": "871280797"
  }
}