{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106074",
    "entityType": "User",
    "nonce": "0x23217cb3759dd3e7466134c41174a7a63996b0d45feacf2caa4af230424a1866",
    "signature": "0xb7af280e9d8b4bb1cd32b4f748923041117b0a960ce569cf77698ccc7913c44118c2217d6729812906712a02df8152baf12dd670a22cb3d37b2bd3990914a99f1b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}