{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x2d32d0e5e330191696fe0844fbb8cf841c94b2f53d8f27a26949b4ede2813fe1",
    "signature": "0x3c6ac23b31832617a3f099ca13c0f5f892b606173cc5c3107bd7a2de9e5b24386757f0b8fb7a1e0964822b11951ed84d387e47ff14d83357fcb4bcaa5d09ea971b",
    "signer": "0x05749f11201b487D5B09AAB75e31A74aAC4db351",
    "userId": "980016121"
  }
}