{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x58859473d5de2a879f202f0f6e88d75ee8de35953001024755099bd24266af7b",
    "signature": "0xc9c13ef6e0d2b506b6cb388df8cc9c6ecc701251eadc1ba7a1883bf7453dfdaf2f426f8f88a7d06061841257c06be5e932843092d2b639f6e0f49103121d2bf11c",
    "signer": "0xA48cDC8450D0d206939D578a9dc4B48622265dd2",
    "userId": "862959519"
  }
}