{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xf631e0bebb856206afc4d768fd647ce76ba84c6f98f960083f8272489429378d",
    "signature": "0xf887ee93ced2f16ea0296de5abfe78a4727ddde8a7740ae0f80097d32b2560ce18cb5c62eafb94486a13a5f24d4e968bd4a53b8f6ff8451aa5c74cd5b639b4d51c",
    "signer": "0x6268f3F36E0fe8D3E139bC6d32d7539887721848",
    "userId": "418312750"
  }
}