{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58365",
    "entityType": "User",
    "nonce": "0xef6fa891b4c72c4649cf35dae958b11b1c22031d9fd9eb663b10a97fb968bb88",
    "signature": "0x1f60930a22ac6ee1f8ae54b0f976fc0b73e2e30d3af59673122716d5ec5af6170188351f3b38fc034ce8b246b84ed4c01b8b8312a5aa68e9f811d5aee40b04d91c",
    "signer": "0xC7D69243b2161915036b32017e4FC8ea02d7faF1",
    "userId": "80378"
  }
}