{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x63475ab1b931d11127039b6bf5996ade4c06d099b3229253d5f974fa41189014",
    "signature": "0x1558d50aa7000a71b65ffd109439d64b09569c5bda1b7435b4a3bbf382221e113008e4a02df6725321e10a7e2c8e659edb4b20f0614aebc33070d142b9f2a1bf1b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}