{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42582",
    "entityType": "User",
    "nonce": "0x9e1d3edaf16f07138d2488666f8501792ad7c8e8ee28d8a3bdac13eed57b3c39",
    "signature": "0xf1a9af86d77743e9a5b3a389f6dec686cd88b08a3bd82a1a15e220e5dae6e01374f7d60145bc5a337568058d01922d03de901c62bf2aee6732053e9a1a7ee9061b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}