{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17152",
    "entityType": "User",
    "nonce": "0xd743b70d58d1d090dc0c0d7d9d6519b6a75f8ac0996f659d313986b8a2cd178e",
    "signature": "0x756fe72c1a8df001d442ab1a0a9061e46339484492087c5625aa560395ae6f8a0a9a2b0c6db2b1d92a2f0f9d5c5882baa2832d5989744c5fbd023c2067fda1d71c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}