{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0x5ccaaa6e6c1e248bdf3f8100c37950abff4e76bb4db449c7dd73eff2749e35f9",
    "signature": "0x2d3497b405efee6d0e3009cdcbb008ef13759e12b3e50acd2791ab31ea948f0431c9950cbb1b5b9d9802c71997400cb733571dcd6c4249ea0ae980d53dc0a0981c",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}